BIRMINGHAM, Ala. -- A 74-year-old death row inmate on Monday asked an appeals court to block his execution, arguing he is too old and sick to be put to death. James Hubbard is the oldest person on Alabama's death row and one of the oldest in the nation awaiting execution. Death penalty opponents have asked Gov. Bob Riley to have mercy on Hubbard, who is set to die by lethal injection Thursday for killing a 62-year-old woman in 1977. Lawyers for Hubbard argue that executing their client would be cruel and unusual, but the state is opposing any delay and...