Marin Cilic

Nikolay Davydenko , the world No. 6 tennis player, may sue the ATP Tour to get it to pay his legal costs after a 13-month gambling inquiry found no evidence he did anything wrong, his lawyer Frank Immenga said.

The cloud of suspicion hovering over the head of Nikolay Davydenko has finally lifted.

Two-time runners-up Rafael Nadal and Andy Roddick posted opening-round victories, while world No. 4 Nikolay Davydenko came up a loser Tuesday at Wimbledon.

Ninth seed Stanislas Wawrinka, who has had an impressive 2008 on the tour, beat Marin Cilic 7-6 (7/3) 7-6 (7/4) 6-1 on Court 16. …

… investigation of Davydenko, who was fined last August for not giving his best effort in a defeat (1-6, 7-5, 6-1) to the lightly regarded Marin Cilic. …