President Donald Trump nominated Senator Markwayne Mullin to lead the Department of Homeland Security after House Democrats filed articles of impeachment against Kristi Noem.Kristi Noem will transition to a new role as Special Envoy for the Shield of the Americas following the fatal shootings of Renee Good and Alex Pretti by federal agents.The Cherokee Nation member and former professional fighter must now face a Senate confirmation process while the USA remains engaged in an armed conflict with Iran.Senate Minority Leader Chuck Schumer voiced opposition to the appointment as the agency struggles with a twenty day funding lapse affecting the Secret Service.