Football is the most popular sport in Botswana, with qualification for the 2012 Africa Cup of Nations being the national team's highest achievement to date. Other popular sports are softball, cricket, tennis, rugby, badminton, handball, golf, and track and field. Botswana is an associate member of the International Cricket Council. Botswana became a member of The International Badminton Federation and Africa Badminton Federation in 1991. The Botswana Golf Union offers an  amateur golf league in which golfers compete in tournaments and championships. Botswana won the country's first Olympic medal in 2012 when runner Nijel Amos won silver in the 800 metres. In 2011, Amantle Montsho became world champion in the 400 metres and won Botswana's first athletics medal on the world level. High jumper Kabelo Kgosiemang is a three-time African champion, Isaac Makwala is a sprinter who specializes in the 400 metres, he was the gold medallist at the Commonwealth Games in 2018, Baboloki Thebe was a silver medallist in the 200 metres at the 2014 Summer Youth Olympics and reached the semi-finals at the 2014 World Junior Championships in Athletics & Ross Branch Ross a motorbiker holds the number one plate in the South African Cross Country Championship and has competed at the Dakar Rally.