Olympic medalists are traditionally presented flower bouquets as they are awarded up gold, silver or bronze medals on a podium. But this is not happening in the Rio 2016 Olympics in Brazil.

Russia's FSB secret service backed doping cover-ups by anti-doping laboratories in Moscow and Sochi, an independent report reveals.

As Rio de Janeiro prepares to play Olympic host, one art exhibit is flying a less than celebratory five-ring flag portraying five youngsters shot dead by police in this often deadly city.