Most believe Glen Perkins has a lock on the Twins' closer job, but who would step up if Perkins falters?

The first four spots in the Astros rotation look set, but stability and upside look iffy beyond Dallas Keuchel. The OAK 1B situation, LAA's interesting bullpen, 3B in TEX, and more.

Is Domonic Brown at risk of losing playing time against left-handed pitching? Plus, a look at the new look ATL bullpen and more.

Might Aaron Sanchez be inching closer to the TOR ninth-inning role? Also: Outfield injuries hit BOS, Ubaldo Jimenez struggles in BAL, and, of course, A-Rod.

Jon Jay won the center field job last year, and continued to get on base at a high clip. But can he hold off Peter Bourjos and Randal Grichuk this time around?

Yusmeiro Petit leads a strong list of NL West starters with skills, but not roles ... yet.

Chris Sale's fractured foot creates opportunities for several starters in the White Sox camp. Carlos Rodon, Scott Carroll, and Brad Penny all have a chance to make some starts during Sale's absence.

SEA has plenty of power arms to take over in the event Fernando Rodney wavers. Plus the A's rotation outlook, Josh Hamilton fallout and more.

Mets manager Terry Collins has said that he's still debating whether to bat Juan Lagares or Curtis Granderson leadoff. Plus ATL C, PHI SS and more.

If opportunity arises in the BOS rotation, who might take advantage? Plus, RF in BAL, IF in NYY, DH in TAM, and Dayan Viciedo TOR?

Adam Wainwright appears to have dodged a bullet in STL, but there a few capable replacements should he end up missing time. Plus, Kris Bryant, a rotation battle in PIT, and more.