“Mark Selby entered the Crucible as the raging favourite against No. 30 seed Joe Ou0027Connor in their first-round match at the World Snooker Championship on Sunday afternoon but walked out again trailing 7-2 and facing a huge task if he is to recover. Selbyu0027s run of mistakes gave Ou0027Connor more than enough chances to move into an imperious position ahead of the matchu0027s resumption on Monday afternoon.”