Briton Chris Froome won his second Tour de France title in three years on Sunday to enhance his growing reputation as a grand tour specialist.
Mitchell, 27, becomes only the second Canadian to win an Olympic track cycling gold after Lori-Ann Muenzer took the women's sprint title in 2004.
A summary of sports events and sports persons, who made news on Monday
Summary of sports events and persons who made news on Tuesday
Geraint Thomas tightened Team Sky's grip on the Tour de France when he handed the British outfit their sixth title in seven years on Sunday and there is no sign that their domination will end anytime soon.
Sports psychologist Steve Peters has been called on to give England renewed hope at the soccer World Cup having worked wonders for Britain's cyclists at the Olympics and helped Liverpool's Premier League title challenge.
A summary of sports events and sports persons, who made news on Tuesday
As Britain's track cyclists left Rio's velodrome on Tuesday with their saddle bags laden with gold, their rivals were left scratching their heads wondering just how they managed to keep peaking at the Olympics.
Jae'Sean Tate finished with 21 points and 10 rebounds for the Rockets, who fell for the second time in two days and have lost eight straight games.
In Rio, over 10,000 athletes will compete for the biggest prize in sport -- an Olympic gold medal.
Drysdale wins close single sculls gold Also, check out late gold medal winners from Day 7...