and michelle bernard, as always. up until now, a big announcement to tell you, i'm excited to tell you hillary clinton will be joining me for an exclusive town hall this monday night at 7:00 eastern, an hour with hillary, a town hall with hillary clinton, right here on "hardball," actually, 7:00 eastern, our time. coming up, marco rubio's last stand, he says he regrets the personal attacks, the personal stuff, below the belt, his children were embarrassed by it. he is headed into the debate to change the race ahead of tuesday's primary. but what's interesting to see, will they keep their gloves up tonight. good luck to both of them. the sharp debate last night between hillary clinton and bernie sanders, clinton showed some authenticity, admitting she is not a natural politician like her husband or president obama. can she turn it into a strength. that's a great question. for all you die-hard fans for house of cards, take a break from binge watching, we've actor michael kelly, and henchman, i hate to say, joining us t