Air ambulance Beechcraft Super King Air crash in Iceland

What happens in this video ?

This Beechcraft B200 Super King Air operated by Mýflug Air crashed near Akureyri Airport, Iceland, on August 5th 2013. The medic and one of the pilots were killed. The other pilot received minor injuries.
The air ambulance plane had transported a patient to Reykjavik, Iceland and was returning to Akureyri. The flight had to hold to the west of the airport, because another plane was taking off. While in a left hand turn, the airplane lost height. The left wing touched the ground and the airplane broke up while impacting terrain at Hlíðarfjall Road, northwest of the Airport. A post-impact fire erupted.