NOT KNOWN DETAILS ABOUT BLUE CRYSTAL MATH

Just after agreeing to an ultimatum given because of the cartel, Gus usually takes Mike and Jesse down with him to Mexico, where by they have Jesse instruct the cartel experts (led by Benicio Fuentes) the way to Cook dinner the blue meth. Gus returns from Mexico and his marriage with Walt unravels, resulting in Walt to murder Gus and place an finis