
Steps to address shortcomings in checkpoint screening at the nation’s airports that were identified recently in covert testing by a Department of Homeland Security (DHS) watchdog are currently being implemented, Homeland Security Secretary Jeh Johnson said on Monday while introducing former Coast Guard Vice Commandant Adm. Peter Neffenger as the new administrator of the Transportation Security Administration (TSA).Neffenger was sworn in as the new TSA chief on July 4, succeeding John Pistole, who resigned in December 2014.Johnson was briefed in…