The Oregon Department of Justice is launching a formal investigation into the shooting of two people in Portland by federal immigration officers, the state's top cop announced late Thursday, amid growing concerns over their use of force following the death of a 37-year-old woman earlier this week. Dan Rayfield, the state's Democratic attorney general, announced the probe hours after Customs and Border Protection shot the two individuals. "We have been clear about our concerns with excessive use of force by federal agents in Portland and nationally," Rayfield said in a statement...