Article Photos: Armed vigilante groups policing 2 Mexican towns 3/5

People wearing bandanas and carrying small arms, manning a checkpoint, stop a man in Teconoapa, in the Mexican state of Guerrero, Friday, Jan. 11, 2013. Several hundred civilians have taken up arms in two towns in a southwestern Mexico state and are arresting people suspected of crimes and imposing a curfew, leading authorities to promise to reinforce security forces in the area. (AP Photo/Bernandino Hernandez)