In the first semi-final of the Men's version of the ICC World Twenty20, now under way at Mirpur, Sri Lanka have set a victory target of 161 runs for defending champions West Indies. Electing to bat, Sri Lanka made 160 for Six, in the stipulated twenty overs.Chasing the target, West Indies were 80 for 4 in 13.5 overs when rain interrupted the play.In the second SEMI final tomorrow, India will face South Africa at the same venue. All India Radio will broadcast live commentary on the match from 6 P.M. onwards.