Julio Acevedo, the man wanted by police in New York in connection with a hit-and-run accident that killed an expectant couple, told New York's Daily News he was fleeing a gunman who was trying to shoot at him.
The couple's baby was delivered prematurely after the crash on Sunday, but later died.
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Northern and Western areas keep best of sunshine in next few days.
Eduardo Paes says that despite Brazil's political turmoil Rio de Janeiro is ready to welcome the world for the 2016 Games.
France will host the tournament from June 10 to July 10, with hundreds of thousands of fans set to flock to the country.