Two firefighting helicopters collided while battling the wildfire west of Athens as evacuations expanded across Attica. The crash exposed the extreme danger facing crews while Europe remained on edge over worsening climate-linked fires.

Two firefighting helicopters collided Sunday while battling a wind-driven wildfire in the Porto Germeno area west of Athens, and footage showed one of the aircraft crashing to the ground.

Two firefighting helicopters collided Sunday while battling a wildfire near Athens.