In this photo taken Tuesday, June 23, 2015, a Ukrainian serviceman from the Kiev-2 volunteer battalion fires an weapon at a frontline in the village of Krymske, east Ukraine. Few places along the front line in east Ukraine see regular fighting as bitter as the village of Krymske. For now, Krymske is in the hands of Ukrainian government forces and the volunteer battalions that fight alongside them. (Photo by Evgeniy Maloletka/AP Photo)

An explosion at a petrochemical plant is seen in Rizhao, Shandong province, July 16, 2015. According to Xinhua News Agency, a fire broke out after the explosion, which was caused by a liquified hydrocarbon leak at the plant, on Thursday morning. There was no report of casualties yet. (Photo by Reuters/China Daily)

Fires approach a home near Lower Lake, Calif., Friday, July 31, 2015. A series of wildfires were intensified by dry vegetation, triple-digit temperatures and gusting winds. The golden hills of California were being blackened Friday by a series of wildfires egged on by bone-dry vegetation, triple-digit temperatures and gusting winds. (Photo by Jeff Chiu/AP Photo)

Men who are part of a neighbourhood vigilante group hold a hammer and machetes while posing for a photograph after suspected gang leader Makandal was killed and set on fire, amid an escalation in gang violence, in Port-au-Prince, Haiti on March 20, 2024. (Photo by Ralph Tedy Erol/Reuters)

Smoke and steam billow from Belchatow Power Station, Europe's largest coal-fired power plant powered by lignite, operated by Polish utility PGE, in Rogowiec, Poland on November 22, 2023. (Photo by Kacper Pempel/Reuters)

People jump over the fire wearing traditional Russian village-style clothes as they celebrate the summer solstice with a bonfire in the village of Okunevo, about 200 kilometers (125 miles) northeast of the Siberian city of Omsk, Russia, in Okunevo, Russia, late Thursday, June 20, 2024. (Photo by Evgeniy Sofiychuk/AP Photo)

Members of the Pentacle Drummers perform in front of a burning wicker man during the Beltain Celtic Fire Festival at Butser Ancient Farm, in Waterlooville, Hampshire on Saturday, April 29, 2023. (Photo by Andrew Matthews/PA Images via Getty Images)

A dejected German Grenadier carrying a machine gun on his shoulder in front of a building on fire during the German retreat in Russia. (Photo by Keystone/Getty Images). 1944