Live Snooker: The World Championship

BBC2, 10am & 4pm;

BBC1, 1.15pm & BBC4, 7pm

There are hopes that the final will take place in front of a capacity crowd at Sheffield’s Crucible Theatre, but there’s lots of action to enjoy before then. This year’s tournament gets under way today, with reigning champion Ronnie O’Sullivan (right) beginning the defence of his title as he bids to be crowned world champion for the seventh time.