Noriyuki Haga claimed victory in the opening race of the Kyalami WSBK weekend, fending off Ducati team-mate Michel Fabrizio and Yamaha polesitter Ben Spies to the line.

The Japanese veteran got the jump at the start, but had to give best to Fabrizio mid-race before returning to the front and making the most of the ensuing battle between the Italian and Spies by building the cushion he needed to secure victory.

Spies and Fabrizio scrapped over second until the American made a mistake and allowed the Ducati back through, while Jonathan Rea kept his nerve to deny a determined Max Biaggi on the run to the flag to round out the top five.

Full report and result to follow...