Guilt or innocence. Damages, and if so, how much. And, in capital cases, even life or death. Juries across America are called on to make the most difficult of decisions. And soon, one in California likely will be tasked with deciding whether Jahi McMath, for whom a death certificate was issued several years ago, is alive. After all, she responds to questions by moving her hands and feet, and she answers her mother with a squeeze of her hand. The London Daily Mail reported a hearing is scheduled in court in California March 18, and a trial is expected to...