World Grand Prix Darts, day four: James Wade and Gian van Veen book quarter-final meeting, Luke Humphries also wins | Darts News
Watch double-in, double-out event in Leicester live on Sky Sports until Sunday; defending champion Luke Littler was knocked out by Luke Woodhouse on opening night; Gian van Veen and James Wade book quarter-final meeting on Friday night, with Luke Humphries also through to last eight
