 Complete the following phrase:  Free agent pitcher Mike Mussina signed with the Yankees before their 2001 season began, and the club pulled away from the Red Sox as the year progressed to claim another divisional championship, as Clemens won 20 games. The September 11 attacks interrupted the season, and the resumption of baseball in New York became a symbol of how the city recovered from the destruction of the Twin Towers. After falling behind 20 in the ALDS against the Athletics, the Yankees won three straight contests to advance to the 