World number 8 junior Wayne Montgomery of South Africa gives a tennis tip to silver medallist Nijel Amos of Botswana. Montgomery is a top seed in the boys singles of the African Junior Championships being played at the North West University, Potchefstroom Campus. Nijel Amos who came second in the 800m at the 2012 London Olympic is training at the University and dropped in at the tennis to give his fellow Botswana players some support.