LAGOS, Nigeria (AP) — Some knelt and placed their foreheads to the ground in prayer. Several carried small children. After being stranded in Libya on a failed attempt to reach Europe, more than 400 Nigerian migrants were brought home and began sharing stories of abuse and fear.

"If they lock you up in a room, you hardly eat, that's number one," Ejike Ernest, one of the returnees, told The Associated Press on arrival late Tuesday in Lagos. "You'll urinate there, you'll defecate there and every morning, let me say three times a day, you will be severely beaten" until you can pay the money to be...