Farah finished fourth in BBC Sports Personality of the Year based on number of votes.
A report found up to half of anti-doping tests could not be completed.
Zanardi had a double-leg amputation almost 15 years to the day of his triumph.
New Zealander sprinted to take the gold medal in the 200-meter race.
The jeers came a day after impeached former president Dilma Rousseff left office.
Major social media sites were all competing for users' attentions during the Rio Games.
Russia's Olympians are being handsomely rewarded by the Kremlin.
The U.S. swimmer said he and three team mates were robbed at gunpoint during the Olympics.
Craig Spence, of the IPC, believes the 267 members of the Russian team are owed an apology.
"If you help, we can make my silver become more precious than any gold," Malachowski wrote.
Defending champion Nicola Spirig-Hug takes silver, Brit Vicky Holland earns bronze.
The Jamaican easily defeated his rivals in the Olympic Stadium.
Footage casts more doubt on swimmers' report of being robbed at gunpoint in Rio.
The swimmers, Jack Conger and Gunnar Bentz, have yet to comment on the incident.
Islam el-Shahabi had faced intense pressure from Egyptians to boycott the bout.
Ukraine's sports minister has sounded off on Ukraine winning silver in the men's Greco Roman wrestling.
Stefan Henze was involved in an accident on August 12.
CAS has already taken several decisions favourable to Russia this summer.
The Jamaican sprinter proved his class again.
Music composed by AI is used by the U.S. Olympic wrestling team to prepare for matches.