Summer Olympic Games team events. American swimmer Michael Phelps set a record for gold medals at a single Games with eight, and tied the record of most gold medals by a single competitor previously held by both Heiden and Scherbo. Another major star of the Games was Jamaican sprinter Usain Bolt, who became the first male athlete ever to set world records in the finals of both the 100 and 200 metres in the same Games. Equestrian events were held in Hong Kong. London held the 2012 Summer Olympics, becoming the first city to host the Games three times. In his closing address
Guadalajara bid for the 2018 Summer Youth Olympics Guadalajara bid for the 2018 Summer Youth Olympics Guadalajara 2018 was a bid by the city of Guadalajara and the Comité Olímpico Mexicano to host the 2018 Summer Youth Olympics. On February 16, 2012, Guadalajara's bid was selected over Monterrey's bid to bid to host the 2018 Summer Youth Olympics by an inner voting from the Mexico National Olympic Committee It was reported in August 2012 that the bid may be in danger due to the debt created by the 2011 Pan American Games. Guadalajara failed to become a Candidate City for the games when the IOC selected the Candidate