Borderline must-win situations await David Ferrer and Tomas Berdych on Wednesday in London. Both players are 0-1 heading into their second matches.

David Ferrer and Tomas Berdych will be squaring off for the 11th time in their careers and for the second time in five days when they clash during round-robin action at the World Tour Finals on Wednesday night.

Ferrer is dominating the head-to-head series 7-3, including 4-1 on hard courts (all indoors). They most recently faced each other last Friday in the Paris quarterfinals, with Ferrer prevailing 4-6, 7-5, 6-3. On the bright side for Berdych, they also collided in the group stage at this event in 2011, when the Czech battled to a 3-6, 7-5, 6-1 victory.

Berdych desperately needs another win because he lost his opener to Stanislas Wawrinka 6-3, 6-7(0), 6-3 on Monday. The world No. 6 is a stellar 52-23 for the season, but…