This country’s only Olympic medallist, Obadele Thompson, last night found esteemed favour when he, along with Trevor Welch, were elected by the island’s sporting bodies to serve on the Barbados Olympic Association (BOA) board of directors. Thompson, 47, a former world-class sprinter and lawyer, and Welch, 65, beat out five other candidates in a fiercely contested election at Hilton Barbados. Welch proved his worth as a clear winner with 19 votes, but …