Boeing last week filed a bid protest with the Government Accountability Office to oppose the Air Force's decision to choose L3 Technologies as the lead systems integrator for the Compass Call cross-deck effort, becoming the second company to contest the award. "Boeing is protesting the apparent sole-source award of a lead systems integrator contract to L3 to recapitalize the U.S. Air Force's EC-130 Compass Call aircraft," company spokeswoman Caroline Hutcheson wrote in a May 25 email. "The Air Force's approach...