Mothers and others march with pictures of their missing sons and daughters . They say they came to Mexico 's capital on Mother 's Day with the hope of being heard . `` They took my son 's life and they took mine , '' one mother says . Human rights commission : " We are not going to let them take our children away from us again. "
Mothers and others march with pictures of their missing sons and daughters . They say they came to Mexico 's capital on Mother 's Day with the hope of being heard . `` They took my son 's life and they took mine , '' one mother says . Human rights commission : More than 5,300 people have disappeared in five years .