A U.S. military blimp-like aircraft came loose from its tether in Maryland, and is floating unmanned over Pennsylvania. It's being trailed by two F-16s as officials try to figure out what to do.
A U.S. military blimp-like aircraft came loose from its tether in Maryland, and is floating unmanned over Pennsylvania. It's being trailed by two F-16s as officials try to figure out what to do.
