World Grand Prix Darts, day four LIVE! Luke Humphries, James Wade, Gary Anderson and Gian van Veen in action at double-in, double-out event

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; Luke Humphries, Gary Anderson, Gian van Veen and James Wade among players in second-round action on Thursday evening