Del Potro steps firmly in Wimbledon's debut

Juan Martín del Potro made a solid All England debut by beating Dutchman Robin Hasse 6-4, 3-6, 7-6 and 7-5 in the gentlemen's singles first round of The Championships in London.

Thus, the native from Tandil, Buenos Aires Province showed no evidence of a recent left-knee injury that had him in doubt for Wimbledon Grand Slam's grass.