Talcum Powder Mesothelioma Lawsuit Yesterday, the Oakland mesothelioma case against JJ concluded with closing arguments. The plaintiff, 24, revealed his personal story of fear and devastation over the diagnosis of cancer. JJ has won a number of defense verdicts during the past 14-month period in talcum powder trials. One colossal ruling could change the talcum powder kaleidoscope. What is Mesothelioma? Mesothelioma is a type of cancer that affects mesothelium. It is the lining of the membrane or lining that surrounds certain body or