Marcus Stroman has right rib cage fracture
Cubs' Marcus Stroman ready to contribute out of bullpen
Cubs' Steele dominates Giants in 5-0 win, moves into tie for MLB lead in victories - The San Diego Union-Tribune
Marcus Stroman's Rib Injury Leaves Us With a Lot of Questions - Bleacher Nation
Justin Steele stars as the Cubs stop the Brewers' winning streak - CBS Chicago
Chicago Cubs pitcher Marcus Stroman isn't sure when he'll be able to take the mound again
Stroman delivers 2 shutout innings of relief for Cubs in return from injury
Greenberg] The Chicago Cubs say that starting pitcher Marcus Stroman has suffered a right rib cartilage fracture. : r/CHICubs
Seiya Suzuki and Christopher Morel homer as the Cubs rally past the Giants 11-8