A SECRET WEAPON FOR BLUE CRYSTAL MATH

After agreeing to an ultimatum specified from the cartel, Gus usually takes Mike and Jesse down with him to Mexico, where by they've got Jesse teach the cartel researchers (led by Benicio Fuentes) tips on how to cook the blue meth. Gus returns from Mexico and his marriage with Walt unravels, resulting in Walt to murder Gus and set an close to Gus's