Zeinab Badawi speaks to the eminent historian professor Sir Hilary Beckles in Barbados. Over three centuries, Africans were transported to the Caribbean to toil on sugar and cotton plantations - a trade that made Britain rich. For decades there have been calls for compensation to atone for the sins of slavery. Sir Hilary is Chair of the CARICOM Reparations Commission. Can there be justice for the descendants of enslaved Africans?