A member of the gang Mara Salvatrucha, MS, shows his tattoo inside the San Pedro Sula prison in Honduras, Tuesday, May 28, 2013. Honduras' largest and most dangerous street gangs have declared a truce, offering the government peace in exchange for rehabilitation and jobs. A Mara Salvatrucha gang spokesman says the gang and its rival, 18th Street, will commit to zero violence and zero crime in the streets as first step show of good faith. (AP Photo/Esteban Felix)