Dolphins acquire quarterback Josh Rosen in deal with Arizona

FILE - In this Dec. 30, 2018, file photo, Arizona Cardinals quarterback Josh Rosen drops back to pass against the Seattle Seahawks during the first half of an NFL football game in Seattle. Rosen, supplanted by Kyler Murray as the Cardinals’ quarterback of the future after only one season, has been traded to the Miami Dolphins in a deal that also involved two draft picks. (AP Photo/Ted S. Warren, File)

DAVIE, Fla. — Josh Rosen will reboot by trying to help the Miami Dolphins rebuild.