By Sarah de Sainte Croix, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL – Rio’s public security forces, the Polícia Civil, Polícia Militar and Bombeiros (Firefighters) are threatening to go on strike during the 2012 Carnival period if demands over increased wages and better working conditions are not met. On Sunday morning, organizers estimated thousands turned out to demonstrate in front of the Copacabana Palace Hotel, protesting against what unions say are the lowest wages for firefighters and police officers . . .