of violence organized there, in 2006, again by prisoners against the state public safety forces, but the federal government offer was refused by the state government, as the state claimed control over the prisoners. The governor of the state of Rio de Janeiro, Sérgio Cabral Filho asked for support from the National Public Security Force back in 2007 when the state suffered from a wave of attacks by several criminal factions. The Federal Government agreed to send a contingent of about 500 men and 52 vehicles to patrol 19 critical points within the state, primarily within the area of ''favelas. The FNSP was called into action in the states of Santa Catarina, Minas Gerais and Bahia in 2013, and in Pernambuco in 2014. In these cases, the force provided strict security measures in these states. It reinforced local police work in Teresina, Piaui, in 2015. In 2016, aside from security duties at the 2016 Rio Summer Olympics and the city elections there, detachments of the force were deployed to Rio Grande do Sul and Maranhão, and in the fall of 2017 in Espírito Santo. Vehicles Weapons See also Policing in Brazil Military police Military of Brazil Brazilian Civil Police Batalhão de Operações Policiais Especiais Complexo do Alemão massacre References Law enforcement in Brazil F Gendarmerie Specialist police agencies of Brazil