A coalition of Catholic nuns who own shares in Smith & Wesson claim that the gun maker is putting itself at risk by selling AR-15-style rifles. The company’s C.E.O. called it a “frivolous lawsuit.”

A coalition of Catholic nuns who own shares in Smith & Wesson claim that the gun maker is putting itself at risk by selling AR-15-style rifles. The company’s C.E.O. called it a “frivolous lawsuit.”