Through WADA (World Anti Doping Agency), Russia is punished for Crimea, for Syria, for its opposition to the US hegemony.
The US and UK staged the persecution of Russian athletes and created an atmosphere of hostility and hatred at the Olympic Games in Rio.
Repeating an already debunked myth (see above). Russia was excluded for cheating. // During the same show, multiple Russian athletes said there was a friendly atmosphere in Rio, and that they made a lot of friends, including from the USA.