May 31 : Chris Richards' hopes of playing for the United States in the World Cup on home soil hang in the balance because of an ankle injury, with coach Mauricio Pochettino leaving the defender out of the squad for a warm-up friendly against Senegal on Sunday. Richards tore two ligaments in his ankle while playing for Crystal Palace in a 2-2 Premier League draw with Brentford this month and did not feature in the club's Conference League final victory this week. "We decided with Chris, with the