Two medical aircraft crash on Wednesday , one in Iowa , the other in Oklahoma . The Iowa crash killed 3 people , while 2 were injured in Oklahoma ; no others were hurt . NTSB records show the company has been involved in 12 other helicopter accidents , which included 20 deaths , since 2007 . Increase in deaths from 2003 to 2005 earned federal attention in Iowa .
Two medical aircraft crash on Wednesday , one in Iowa , the other in Oklahoma . The Iowa crash killed 3 people , while 2 were injured in Oklahoma ; no others were hurt . Increase in deaths from 2003 to 2005 earned federal attention in Iowa .