Federal police wearing T-shirts that read in Portuguese "SOS Federal Police" cover their mouths with bandanas as a way to protest their leaders' recommendation to not protest, as they demand better labor conditions outside the venue where Brazil's coach is announcing his squad for the upcoming World Cup in Rio de Janeiro, Brazil, Wednesday, May 7, 2014. Federal police are threatening to go on strike during the international soccer tournament if their demands are not met. (AP Photo/Silvia Izquierdo)
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