All games on WLS-AM 890.
Season series: Sox 3-1.
Friday: 7:10 p.m., CSN-Plus.
LH James Paxton (7-3, 3.21) vs. RH James Shields (2-1, 4.95).
Saturday: 6:10 p.m., WGN-9.
Sunday: 1:10 pm., CSN.
RH Andrew Moore (1-1, 3.86) vs. TBA.
Storylines: The Sox ended the first half with four losses in five games, including coming within two outs of being no-hit by Rockies rookie Kyle Freeland on Sunday. The Mariners went 3-6 to start July and are four games out of the second American League wild-card spot.