Dhaka, Oct. 31 -- The West Indies completed a dominant 3-0 sweep over Bangladesh, with Romario Shepherd's hat-trick and twin fifties from Ackeem Auguste and stand-in captain Roston Chase securing a 5-wicket victory in the third T20I at Chattogram.

The series sweep was a morale booster for the West Indies, who had lost seven consecutive bilateral T20I series before this tour.

Bangladesh, after a promising 107 for 2 in the 15th over, collapsed to 151 all out in 20 overs, losing eight wickets for 44 runs in the final 5.3 overs at the Bir Sreshtho Flight Lieutenant Matiur Rahman Stadium, Chattogram on Thursday.

Shepherd's hat-trick, spanning two overs, accounted for three of those late wickets. Shepherd only realised his hat-trick after Ja...