Jan. 27 (UPI) -- Mexican authorities have rounded up three more accused drug-runners, including a man they believe is a high-ranking member of Joaquin "El Chapo" Guzmán's Sinaloa cartel, officials said.
Roberto Nájera Gutiérrez was taken into custody by Mexico's Public Security Secretariat at a checkpoint in the town of Tizimín on Thursday, along with two other, lower-ranking operatives.