UPDATE: An assailant armed with a knife stabbed at least four people, killing two, before he was shot and killed by an off-duty law enforcement officer. Two people were stabbed at a home in the town, while two others were later stabbed at the mall.  DEVELOPING: Multiple crime scenes reported at the Silver City Galleria mall in Taunton, Massachusetts. Four people have reportedly been taken to the hospital for stab wounds, and the attacker has been shot.   Stay tuned to Fox News Channel for…
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