joe biden was trying to make clear last night despite the back and forth we heard, that that is what is likely to happen. >> melissa harris-perry, great to see you. you can watch melissa harris-perry show every saturday and sunday 10:00 a.m. eastern time. you can cut tax rates by 20% and still preserve these important preferences for middle class taxpayers. >> not mathematically possible. >> adding up the numbers. congressman ryan does not get into specifics. does the math add up? i'll ask one of his house colleagues. all atwitter. a look at the vice presidential debate top tweets. ♪ i'd like to thank eating right, whole grain, multigrain cheerios! mom, are those my jeans? [ female announcer ] people who choose more whole grain tend to weigh less than those who don't. multigrain cheerios