USA TODAYOne man was arrested and two men considered "armed and dangerous" are suspects in after a dispute in front of a McDonald's in downtown Seattle on Wednesday night, the third shooting in the area in two days, police said."We need a call to action on gun violence across America and in Seattle. Gun violence anywhere is unacceptable, and it is especially jarring when it occurs in the heart of our city," Mayor Jenny Durkan said at a news conference Thursday. "We will not allow this to be the new normal."The three suspects have a history of criminal activity and...…USA TODAYOne man was arrested and two men considered "armed and dangerous" are suspects in after a dispute in front of a McDonald's in downtown Seattle on Wednesday night, the third shooting in the area in two days, police said."We need a call to action on gun violence across America and in Seattle. Gun violence anywhere is unacceptable, and it is especially jarring when it occurs in the heart of our city," Mayor Jenny Durkan said at a news conference Thursday. "We will not allow this to be the new normal."The three suspects have a history of criminal activity and...WW…