Wind-assisted Rocket reaches quarter-finals of Northern Ireland Open

Ronnie O’Sullivan blew into the last eight of the Northern Ireland Open (Nigel French/PA)

Ronnie O’Sullivan blew into the quarter-finals of the Northern Ireland Open with a 4-2 win over Thepchaiya Un-Nooh in Milton Keynes.

The world champion admitted he was suffering from stomach problems after loudly breaking wind midway through his first match of the day against Matthew Stevens.