Things to know about this game • The Rockies will play four straight day games, having ended their series with the Giants on Thursday afternoon before playing three day games in Chicago.
• The Cubs have won the season series with the Rockies at Wrigley Field four straight years and seven of the past nine seasons. The clubs went 1-1 in Chicago in 2009, and the Rockies took two of three games there in '11. But since 2007, the Rockies are 7-20 at Wrigley Field.
• In eight games entering Thursday, the Cubs' starters were 6-0 with a 3.10 ERA (18 earned runs, 52 1/3 innings) and ranked third in the National League in starters' ERA. The Cubs had gotten at least six innings from their starter in each of those eight games.