LEWISTON, Maine — A coalition of Lewiston mass shooting survivors and victims' families have filed a federal lawsuit claiming that U.S. officials ignored warning signs about the shooter, Robert Card, in the weeks leading up to Oct. 25, 2023.

The lawsuit is seeking accountability from the U.S. Department of Defense, the U.S. Army, and Keller Army Community Hospital, according to a news release issued by a coalition of law firms jointly representing the 100 plaintiffs.

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The lawsuit, filed Sept. 3, establishes four categories of alleged misconduct by the Army:

The Army's knowledge of service member mass violence made the risks posed by Robert Card entirely foreseeable.

The Army knew of the effects on the brain from repeat exposure to blast forces, incre

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