Washington Nationals third baseman Ryan Zimmerman was cleared Monday to begin throwing and hitting after X-rays showed his fractured right thumb was sufficiently healed. Zimmerman, who broke the thumb diving back to the bag as he was picked off second base against the Atlanta Braves on April 12, has missed 40 games. read more http://espn.go.com/mlb/story/_/id/1...gton-nationals-cleared-begin-throwing-hitting
