Perched atop a cherry picker truck several stories high, Brazilian graffiti artist Eduardo Kobra sprays puffs of paint on a sprawling mural in the colors of the Olympic rings.
Britain announced on Wednesday the 80-strong athletics team that will compete at next month's Rio 2016 Olympic Games.
On Tuesday, Brazilian female football player Miraildes Maciel Mota, known as Formiga (Ant), was selected for Brazil's Olympic squad.
An additional 3,000 troops have been added to Brazil's security contingent for next month's Olympic Games as the government redoubles efforts to ensure public safety.
Brazil has launched an awareness campaign designed to foil terror plots during the Rio Olympics in August.
A man has been arrested for trying to extinguish the Olympic torch by throwing a bucket of water over it as it passed through his farming town of Maracaju in central Brazil, an officer at the local police station said on Monday.
Brazil's interim government has agreed to provide the state of Rio de Janeiro with 850 million US dollars in emergency funds to guarantee security at this year's Olympic Games.
Brazil has confirmed 1,581 cases of microcephaly related to the Zika virus since October last year, the Health Ministry said Wednesday.
Rio's Engenhao stadium, which will stage athletics and football at this year's Olympic Games, will be open to just 3,000 spectators during an official Rio 2016 test event starting on Saturday.
An international anti-doping commission recommended Monday that the Russian Athletics Federation be banned from the sport over widespread doping offenses – a move that could see the powerhouse Russian team miss next year’s Rio Olympics.