Chad le Clos wins men's 50m fly world gold

South Africa's Chad le Clos won the men's 100m butterfly gold at swimming's world championships on Saturday with Hungary's Laszlo Cseh second and Poland's Konrad Czerniak third.

The 21-year-old Le Clos, the Olympic and world 200m champion, clocked 51.06sec with Cseh at 0.39 back and Czerniak 0.40 adrift.