Sri Lanka, Sept. 21 -- Half-centuries by Towhid Hridoy (58) and Saif Hassan (61) powered Bangladesh to an exciting four-wicket win in the Super Four stage of the Asia Cup against former champions Sri Lanka in Dubai on Saturday.

Having been rolled over by Sri Lanka in the first round, Bangladesh got their act together after winning the toss and choosing to bowl first.

Bangladesh required 10 runs off 10 balls with seven wickets in hand but the dismissal of Hridoy spiced things up. He was trapped leg before by Dushmantha Chameera in the 19th over and Dasun Shanaka then struck twice in the last over to keep the contest alive.

In the end, tail-ender Nasum Ahmed scampered a cheeky single to cover off the penultimate ball to see Bangladesh hom...