New sold-out Wrigley crowd can help make Cubs ‘almost impossible to beat’ — A.J. Pierzynski

Joe Buck and A.J. Pierzynski break down the Chicago Cubs' 7-2 win over the rival St. Louis Cardinals behind a sold-out Wrigley Field crowd. Hear why Pierzynski said the full capacity home crowd will give the Cubs a boost heading into the second half of the season.