4 run 4th inning propels Cleveland to 6-3 win.
Detroit rallies to score twice in ninth.
Machado, Hicks belt RBI doubles for Mud Hens.
Walker, Streb tied for lead, but neither has teed off in 3rd round.
NL East leaders look for answer to bullpen woes.
Driver says his return to NASCAR does not appear imminent.
Zimmermann provides food, solid outing.
Kipnis, Almonte deliver big hits.
Jordan Zimmermann throws four innings in rehab start.
Each hits a 3-run homer as Detroit wins fourth straight.