LAUREL, Maryland, June 16 (TNSpp) -- The Johns Hopkins University Applied Physics Laboratory issued the following news release: Anthony Plummer Jr., a communications and networking engineer in the Asymmetric Operations Sector (AOS) at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, is helping the U.S. Air Force tackle missile defense and other national security challenges as a member of the Department of the Air Force Scientific Advisory Board (SAB). The SAB is a federa  more