Two medical aircraft crash on 2002 , Two in Iowa , the other in Oklahoma . Wednesday 's fatal in Iowa crash occurred as a helicopter for Mercy Medical Center , operated by Med-Trans , went down about 9 p.m . The Oklahoma crash killed one people , while Two were injured in Oklahoma ; no patients were hurt . Increase in accidents from 2002 to 2005 earned federal attention in 2006 .
Two medical aircraft crash on 2002 , Two in Iowa , the other in Oklahoma . The Oklahoma crash killed one people , while Two were injured in Oklahoma ; no patients were hurt . Increase in accidents from 2002 to 2005 earned federal attention in 2006 .