Norrie retires during French Open opener as Medvedev stunned by wildcard

Britain's Cam Norrie is out of the French Open after retiring injured when a set and a break down in his round one contest against the unseeded Adolfo Daniel Vallejo.

Norrie, who was seeded 20 and came into the contest with a rib injury, missed four chances to win the opening set before losing a tie-break 9-7 to Paraguay's Adolfo Vallejo.