First Place...Will it Last?

[KoRnholio]

Yahoo Public H2H

C I. Rodríguez (Det - C)
1B R. Howard (Phi - 1B)
2B B. Phillips (Cin - 2B)
3B M. Mora (Bal - 3B)
SS H. Ramírez (Fla - SS)
OF J. Bay (Pit - OF)
OF N. Swisher (Oak - 1B,OF)
OF M. Holliday (Col - OF)
Util M. Tejada (Bal - SS)
BN G. Jenkins (Mil - OF)
DL J. Cantú (TB - 2B,3B)

Pitching

SP J. Vázquez (CWS - SP)
SP A. Pettitte (Hou - SP)
RP C. Cordero (Was - RP)
RP A. Otsuka (Tex - RP)
P C. Ray (Bal - RP)
P J. Papelbon (Bos - SP,RP)
P J. Putz (Sea - RP)
BN F. Hernández (Sea - SP)
BN B. Arroyo (Cin - SP)
BN W. Rodríguez (Hou - SP)
BN C. Sabathia (Cle - SP)

I have a waiver claim on Hamels pending.

Is this team the real deal, or will it sputter mid season? If so, what should I do now to help?