Mexico’s marines, sent to protect border city from cartel violence, now are implicated in disappearances

1 of 17Maria de los Dolores Romero Medina, 36, sits in a room surrounded by an altar dedicated to her late son, Jose Eugenio Hernandez Romero, 14, in Nuevo Laredo, Mexico, Monday, Sept. 24, 2018. Her son was detained by Mexican marines on April 23rd at a convenience store according to witnesses. Two other people went missing at the same store 10 Photo: JERRY LARA / San Antonio Express-News 2 of 17During an interview at her house in Nuevo Laredo, Mexico on Monday, Sept. 24, 2018, Maria de los Dolores Romero Medina, 36, shows newspaper articles on . . .