The battle between Jamaican sprinters Usain Bolt and Yohan Blake is hotting up as the Olympics draw ever closer.

The pair will face each other again, this time in the final of the 200m at the Jamaican National Championships and Olympic trials in Kingston.

Blake won his semi-final with a time of 19.93s, having already beaten him in the 100m final in a world-leading time of 9.75s. Bolt also won his heat, clocking a time of 20.26.

All four big names progressed from the semi-finals of the women’s 200m.

Two-time defending Olympic champion Veronica Campbell-Brown, Shelly-Ann Fraser-Pryce, Sherone Simpson and Kerron Stewart will face off in the final.

Meanwhile, Hansle Parchment, Andrew Riley and Richard Phillips booked their places at London 2012 in the 110m hurdles.