Berdych given stern test by Anderson

Seventh seed Tomas Berdych survived a five-set examination against South Africa's Kevin Anderson to reach the fourth round of the French Open.

The Czech had lost all four of his previous five-set matches at Roland Garros but fought back from two sets to one down to triumph 6-3 4-6 6-7 (4/7) 6-4 6-4.