One meth case led to another in Calhoun County Friday night. After authorities arrested four people on Hentz Avenue (see front page story), they wound up on 21st Street where Shane Adam Coburn, 24, was charged with manufacture of meth, possession of listed chemicals and cruelty to a child.According to the Calhoun County Sheriff’s Office, authorities received a tip that a woman arrested on Hentz Avenue had purchased cold medication and delivered it to Coburn to make meth. A search of the Coburn residence turned up an active meth lab. A small child was present in the home. A “shake and bake” meth lab was found with ingredients used to make the drug.Lt. Mark Mallory, Cpl. Eddie Dalton and Sgt. Jared Nichols conducted the search.