Pedestrians wait to cross into the U.S. at the Otay Mesa port of entry with Mexico in San Diego, California. Several journalists say CBP agents questioned them about their reporting on a migrant caravan as they crossed into Mexico. (Reuters/Jorge Duenes)
Pedestrians wait to cross into the U.S. at the Otay Mesa port of entry with Mexico in San Diego, California. Several journalists say CBP agents questioned them about their reporting on a migrant caravan as they crossed into Mexico. (Reuters/Jorge Duenes)

Several journalists say US border agents questioned them about migrant coverage