The US National Transportation Safety Board has dispatched a team to investigate the mid-air collision on 29 June of two emergency medical service helicopters in Flagstaff, Arizona.

At about 15:50 local time two Bell 407 EMS helicopters (N407GA operated by Air Methods out of Englewood, Colorado and N407MJ operated by Classic Helicopters of Woods Cross, Utah) collided near the Flagstaff Medical Center while both approached the hospital for landing. There are believed to at least six fatalities.

NTSB senior air safety investigator Aaron Sauer will lead a team of four investigators accompanied by NTSB chairman Mark Rosenker.

Mark Rosenker's statement on the incident is included in the Associated Press video below:

Source: FlightGlobal.com