President Trump bid farewell to one of his longest-serving aides yesterday as he departed D.C. to discuss infrastructure in Ohio.The president appeared alongside outgoing communications director Hope Hicks outside the Oval Office on Hicks’ last day at the White House.Trump pointed at Hicks, waved to the cameras, and gave Hicks a handshake and a kiss on the cheek before heading to Marine One.Hicks has been one of the president’s most trusted, loyal and influential staffers.