John Higgins hails 'unstoppable' Ronnie O'Sullivan after suffering Riyadh World Masters whitewash defeat

John Higgins said there was little point in "nitpicking" his performance against Ronnie O'Sullivan in their Riyadh Season World Masters quarter-final, with the number two seed in blistering form. O'Sullivan beat Higgins 4-0 to set up a semi against Judd Trump.