“Three people confirmed dead at Columbia Mall. Victims unknown at this time,” Howard County, Md., police wrote in a tweet.
In a separate post on Twitter, police added that one of the victims was located near a gun and ammunition.
Police said the first 911 call reporting a shooting at the mall was received at 11:15 a.m. As of approximately 12:30 p.m., they said they hadn’t received reports of additional shots heard following the initial burst of gunfire.
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