Day 4

Sue Barker introduces live coverage of the Aegon Championships at the Queen's Club in London.

Croatia's Marin Cilic was the champion in 2012 after controversial scenes in the final involving his opponent, David Nalbandian, who was disqualified. Cilic is back to defend his title alongside a host of world-class names, among them Great Britain's Andy Murray, the world No 2 and two-time winner of this event.