Lockdown lifted at Alabama military post; no injuries reported

HUNTSVILLE, Ala.— Authorities locked down an Alabama military post on Tuesday amid reports of possible active shooter, and workers were advised to "run hide fight." About two hours later, the all clear was given and officials said there were no confirmed injuries or arrests.A safety drill was planned for Wednesday, but Redstone Arsenal spokesman Christopher Colster said he wasn't sure "at this point what happened" at the base near Huntsville. He said there would be an investigation."We do