Legalised gambling in US may increase Tour hecklers, warns Rory McIlroy

Rory McIlroy fears legalising conventional gambling in the US may increase the number of fan heckling from outside the ropes at Tour events.

McIlroy was speaking in the wake of Ian Poulter’s comments after a spat with a fan on the final hole of his first round at last month’s WGC-FedEx St Jude Invitational in Memphis.