Rangana Herath grabbed six wickets in the second innings to become Test cricket’s most successful left-arm spinner as Sri Lanka defeated Bangladesh by 259 runs in their first Test at Galle today. Herath finished with 6-59, his 23rd five or more wicket haul, which took his tally in Tests to 366 wickets, going past New Zealand’s Daniel Vettori, who has 362 wickets to his name.