Drone footage shows extent of wildfires in Spain's La Palma

Drone footage released by firefighters in the Canary Islands shows raging wildfires in the island of La Palma amid extreme heatwaves worldwide. Europe is expected to reach its hottest-ever temperature, with wildfires recorded across Spain, Turkey and Croatia. Firefighters have been trying to control flames on La Palma, evacuating more than 4,000 people from properties in the north-west. Extreme heatwave live: millions in Europe, US and Asia hit by severe heat; China records its provisional highest ever temperature