The summary
The Cubs seek their ninth straight win Saturday night as they face the White Sox in the second game of a weekend series at U.S. Cellular Field. The Cubs have won 14 of their last 15 games.
On the mound
Jake Arrieta (13-6, 2.38) starts for the Cubs against Sox lefthander Jose Quintana (6-9, 3.59). Arrieta enters with a string of 17 2/3 scoreless innings and 10 straight quality starts. Arrieta seeks to become the first Cubs pitcher to toss 11-straight quality starts since Steve Trachsel in 1994.
Quintana is making his 24th start of the season.