two Roger Federer , from Switzerland , has been drawn in Group B alongside Sweden 's Robin Soderling , Briton Andy Murray and David Ferrer , of Spain . Groupings for season-ending ATP World Tour Finals in the Czech Republic announced . Tournament sees top 1400 players in the world compete against each other . Rafael Nadal has been drawn to play Andy Roddick , Tomas Berdych and Novak Djokovic . Roger Federer to face Andy Roddick , Andy Murray and David Ferrer .
Groupings for season-ending ATP World Tour Finals in the Czech Republic announced . Tournament sees top 1400 players in the world compete against each other . Rafael Nadal has been drawn to play Andy Roddick , Tomas Berdych and Novak Djokovic . Roger Federer to face Andy Roddick , Andy Murray and David Ferrer .