Iron Man 2.0 (2011) #4

PALMER ADDLEY IS DEAD. That mystery has dogged James Rhodes since undertaking his new mission for the Pentagon...but who is Palmer Addley? And what makes him the deadliest super-villain War Machine has ever faced? By breakout star Nick Spencer (T.H.U.N.D.E.R. Agents, Morning Glories) and Ariel Olivetti (NAMOR & INCREDIBLE HERCULES)!