CAPTAINS LEAD from the front, and Alex Blackwell did just that last night to propel Australia into the final of the ICC Women’s World Twenty20 Championship.Playing the first day-night semi-final at the Beausejour Cricket Ground, the Aussies defeated India by seven wickets, reaching their 120-run victory target with seven balls to spare.Blackwell came to the crease at No. 3 after opener Elyse Villani went for a “duck” in the first over and fashioned a sparkling 61, embellished with eight fours off only 49 balls.Leah Pouton hit the winning runs, a lofted straight hit for four to finish on 30 not out and carry Australia to 123 for three in 18.5 overs.Player Of The Match Blackwell shared a second-wicket stand of 74 with opener Shelley Nitschike, who made 22.