A young chess player, Hans Niemann, beat the top champion, Magnus Carlsen, in September. All hell broke loose when in a rematch within weeks Carlsen forfeited the game against Niemann after making just one move.
US Ambassador Nikki Haley told a Security Council meeting that Russia "cheated" on UN sanctions on North Korea, while Russia's UN ambassador said the US was blocking steps to foster cooperation between North and South Korea.
Australian cricket team captain Steve Smith said he and other senior players came up with the idea of trying to cheat and change the condition of the ball as South Africa was running away with the game.
Meldonium burst to the fore in 2016 when Maria Sharapova announced that she had failed a drugs test. Although she was banned for 15 months, more than 170 athletes have since tested positive for the substance, Olympians included.
Many athletes have wrongly been accused of doping to enhance their performance. The culprit is often the banned ingredients found in over-the-counter medicines.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2023 TRT World.