Walt says that his cancer has returned and he will likely be dead in six months , making an arrest pointless .
In the season 's second half , Hank accuses Walt of being Heisenberg , which Walt neither confirms nor denies .
Walt says that Walt 's cancer has returned and he will likely be dead in six months , making an arrest pointless .
In the season 's second half , Hank accuses Walt of being Heisenberg , which Walt neither confirms nor denies .