Texas gunman had been ruled ‘mentally unfit’ to buy firearms, used loophole on background check: report

The suspected mass shooter, Seth Aaron Ator, 36, appeared to have taken advantage of a loophole in federal gun law by purchasing the AR-type assault rifle used in the rampage at a private person-to-person gun sale, effectively bypassing a background …

Read MoreTexas gunman had been ruled ‘mentally unfit’ to buy firearms, used loophole on background check: report