It's serious http://amdd.theides.org/nitroglycerin/ nitroglycerin sublingual  Likewise, Hank initially refused to go to the DEA to accuse Walt for a seemingly good reason: His hunch that Gus was a criminal mastermind originally went unheeded, and without an airtight case he'd run the risk of a drawn-out investigation that might give Walt time to get away. But Hank's case has grown substantially since then: He has Jesse recounting Walt's crimes on tape, a garage full of evidence, and several major leads that could take Walt down (particularly the still-unsolved murder of Drew Sharp). Even Walt's "confession" video, in which Walt falsely named Hank as the true mastermind, might backfire on Walt if Hank's colleagues trust him as much as they seem to.