Bangladesh scored 60 for no wicket in the powerplay in pursuit of 185 against India in their fourth Super 12 match on Wednesday in Adelaide.
Liton Das, the right-handed opener, hit a 21-ball fifty and kept the Tigers alive in the match.
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After the seventh over, when Bangladesh were batting at 77 for none, rain started and players were called out of the field.
Liton was batting at 59 while Najmul Hossain Shanto was at 7 off 16 balls.
Before the rain, Liton made a sparking start. Riding on his five fours, Bangladesh made 30 off the first three overs.
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In the third over, bowled by Bhuvneshwar Kumar, Liton hit two fours and one six. In the second over, he smashed Arshdeep Singh for three fours.
Earlier, India scored 184 riding in the fifties from Lokesh Rahul and Virat Kohli. For Bangladesh, Hasan Mahmud got three wickets while Shakib Al Hasan took two.