 Duke ( Channing Tatum ) has become the leader of the G.I. Joe unit , which is framed for stealing nuclear warheads from Pakistan by Zartan ( Arnold Vosloo ) , who is impersonating the President of the United States ( Jonathan Pryce ) . The unit is subsequently decimated in a military air strike with Duke among the casualties . The only survivors are Roadblock ( Dwayne Johnson ) , Flint ( D.J. Cotrona ) , and Lady Jaye ( Adrianne Palicki ) . 
