Islamabad [Pakistan], May 25 (ANI): Former Pakistan all-rounder Shahid Afridi on Saturday emphasised that the national men's side should improve its middle-over strike rate in order to boost up its chances in the upcoming ICC T20 World Cup, starting from June 1 in West Indies and USA. In the competition, Pakistan is placed in Group A along with arch-rivals India, Ireland, USA and Canada. It will start its campaign against