The World T20 Championship gets underway in the Caribbean islands of West Indies later today. Twelve teams are participating in the 17 day long tournament.Today New Zealand will take on previous edition's finalists Sri Lanka in Guyana in day's first match at 10.30 pm and hosts West Indies meet Ireland later on the same venue later.India placed in Group C alongwith new-comer Afghanistan and South Africa. India take on Afghansitan in St. Lucia tomorrow.