Chicago Cubs 4, Washington 0

Carlos Zambrano pitched eight shutout innings Tuesday as the Chicago Cubs defeated the Washington Nationals, 4-0.
Todd Walker was 2-for-3 with two runs batted in and a run scored for the Cubs, who snapped a four-game losing streak. Michael Barrett went 2-for-4 and Juan Pierre ended 2-for-5 with a run.
Zambrano (2-2) gave up four hits with two walks and eight strikeouts. He threw a season-high 122 pitches. Zambrano has given up only one run in his last 23 innings.
Wiki Gonzalez finished 1-for-3 for the Nationals, who have dropped five of six. Jose Vidro, Nick Johnson and Ryan Zimmerman each went 1-for-4 as Washington recorded just four total hits.
Veteran right-hander Livan Hernandez (1-5) allowed four runs - two earned - on eight hits with three walks and a strikeout in seven innings.