Firefighters retreat as volcanic explosions in Spain intensify

Intensifying volcanic explosions on the Spanish island of La Palma forced firefighters to retreat and authorities to evacuate three more towns on Friday.

Airlines also cancelled flights due to a cloud of gas and ash, the biggest since the volcano erupted.

Firefighters pulled out of clean-up work in the town of Todoque on Friday afternoon as a new vent opened up in the flank of the volcano and videos shared on social media showed a massive shockwave emanating from the eruption site.

A Reuters witness saw a huge...