Trump rails against court, migrants in call to troops

President Donald Trump meets and poses for a photo with members of the U.S. Coast Guard stationed at United States Coast Guard Station Lake Worth Inlet in Riviera Beach, Fla., on Thanksgiving Day. (AP Photo/Susan Walsh)

President Donald Trump talks with troops via teleconference from his Mar-a-Lago estate in Palm Beach, Fla., Thursday. (AP Photo/Susan Walsh)

PALM BEACH, Fla. — President Donald Trump used a Thanksgiving Day call to troops deployed overseas to pat himself on the back and air grievances about the courts, trade and migrants heading to the U.S.-Mexico border.