FILE - In this June 7, 2010 file photo, Mexican federal police and forensic experts stand next to the body of Sergio Adrian Hernandez Huereca, 15, under the Paso Del Norte border bridge, as U.S. officials watch from the U.S. side at right, in Ciudad Juarez, northern Mexico. On Wednesday, Jan 21, 2015, a federal appeals court in New Orleans revisits the question of whether the Mexican teenager’s rights were violated under the U.S. Constitution when he was killed in his home country by a bullet allegedly fired by a federal agent from across the border in Texas.(AP Photo)