[WARNING: The following story contains spoilers from Sunday's episode of Breaking Bad. Read at your own risk.]
Cancer has always been a significant part of Breaking Bad. It was only after Walt (Bryan Cranston) was diagnosed with inoperable lung cancer that he began cooking crystal meth to provide for his family. Five seasons later — after remission and following Walt's complete transformation into a murderous drug lord — Walt's hoping the return of his cancer will keep him out of the clutches of his DEA brother-in-law Hank (Dean Norris). But the cancer at the center of the show is no longer the tumor on Walt's lung — it's Walt himself.
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Hank (Dean Norris) amps up his investigation into the identity of Albuquerque’s meth kingpin, while Saul (Bob Odenkirk) helps Jesse (Aaron Paul) with a project. Meanwhile, Walt (Bryan Cranston) gets an update on his health. watch
When Hank produces evidence that Gus is Albuquerque's crystal meth kingpin, Walt worries that he and Jesse will be killed to protect their boss. watch