Police officers detain a suspect of robbery during a street carnival parade in Copacabana beach, Rio de Janeiro, Brazil, February 3, 2013. Hundreds gathered for the annual samba parades through the beachfront. (Austral Foto/Renzo Gostoli)
A dog dressed in a carnival costume takes part in the animals carnival, Copacabana, Brazil, February 3, 2013. (Austral Foto/Renzo Gostoli)