A helicopter takes water at the Vergancinho dam to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

A villager tries to extinguish a wildfire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

Airplanes operate over a fire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

The fire advance at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

An airplane operates over a fire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

An airplane operates over a fire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

An airplane operates over a fire at the village of Chaveira, near Macao, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters are battling a major wildfire amid scorching temperatures in Portugal, where forest blazes wreak destruction every summer. About 90% of the fire area in the Castelo Branco district, 200 kilometers (about 125 miles) northeast of the capital Lisbon, has been brought under control during cooler overnight temperatures, according to a local Civil Protection Agency commander. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Firefighters try to extinguish a wildfire near Colos village, in central Portugal on Monday, July 22, 2019. More than 1,000 firefighters battled Monday in torrid weather against a major wildfire in Portugal, where every summer forest blazes wreak destruction. (AP Photo/Sergio Azenha)

Fighters try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured people, including several firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)

Fighters try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured 20 people, including eight firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)

Fighters try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured people, including several firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)

Fighters try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured people, including several firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)

Members of the emergency services try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured people, including several firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)

Members of the emergency services try to extinguish a wildfire near Cardigos village, in central Portugal on Sunday, July 21, 2019. About 1,800 firefighters were struggling to contain wildfires in central Portugal that have already injured people, including several firefighters, authorities said Sunday. (AP Photo/Sergio Azenha)