800 metres at the Olympics 800 meters is one of four individual events documented exclusively by Olympic documentary filmmaker Bud Greenspan. The Olympic records are held by David Rudisha, who ran a world record of 1:40.91 minutes in 2012, and Nadezhda Olizarenko, who ran a former world record of 1:53.43 minutes in 1980. Olizarenko's mark is the joint longest-standing women's Olympic record (technically set three days after Ilona Slupianek's shot put record) and the joint second-longest after the men's long jump record by Bob Beamon. Her time remains the second fastest ever for the event. The 800 metres world record has been broken or tied
Tennis at the 2012 Summer Olympics – Qualification of the rankings being frozen for entry and the beginning of the tennis events at the Olympics. Players must have also made themselves available for two Fed/Davis Cup events from 2009–2012, one of which must have taken place in 2011–2012, and had a good standing with their National Olympic Committee. Each National Olympic Committee (NOC) could enter up to six men and six women athletes, with a maximum of four entries in the individual events, and two pairs in the doubles events. Any player in the world's top 56 was eligible, and NOCs had the option to enter players of