World Grand Prix Darts: Luke Humphries and James Wade reach round two as Josh Rock and Chris Dobey dumped out

Luke Humphries - the new title favourite after Luke Littlers exit - beats below-par Dave Chisnall before appearing to shush member of crowd, will face Jermaine Wattimena next; other winners on Tuesday include Gian van Veen, Gary Anderson, Stephen Bunting and debutant Niels Zonneveld