Stale ClosesNosslerMIAMI, Fla lt;AP - Melvin Lane Powers was described by j the state today as ’ a man driv-1 an to murder by Kjs insatiable desire for this woman, who was the mastermind and the manipulator behind the entire: scheme “Powers is on trial for his life | with his aunt. Candace Mossier, j in the 19M slaying of her mul- | tumlJjonaire husband, .Jacques j Mossier. The state »ays aunt and nephew were illicit lover* jState A tty. Richard Gerstein j•aid the slaying of Mossier was!motivated by * greed, avarice,lust, money.***'They’re the oldest motives known to man.” Gerstein told an all-male jury in Dade County Circuit Court as he closed the state’s case against the two defendants.