‘Gladiator’ Ronnie O’Sullivan rallies past David Gilbert at the Crucible

Ronnie O’Sullivan, pictured, beat David Gilbert at the World Championship. (Zac Goodwin/PA)

Ronnie O’Sullivan came from 3-0 down to defeat David Gilbert 10-5 at the World Snooker Championship.

The world number one is hunting a record-equalling seventh title and will now face Mark Allen or Scott Donaldson in the second round.