wisehart is helping him as he grows older on death row. >> she's like my connection to humanity.she jumps up on my bed, i'm stroking her and she turns her chin up to me and puts her nose in my face. i don't get that from anyone else. she's the only one who does that for me. say hi to your fans >>> this sunday morning the sudden death of justice antonin scalia and the rarest of events, a vacancy on the supreme court in the middle of a presidential election. how the fight over his replacement could paralyze the senate and all of washington. we'll hear from four republican presidential candidates donald trump, ted cruz, marco rubio and john kasich. >>> plus, that wild republican debate last night. >> you are a principle -- >> you are the single biggest liar. >> when you point to his own record, he screams liar liar liar. >> i think we're fixing to lose the election to hillary clinton if we don't