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IS KEVIN CIRILLI. TELL US WHAT HAPPENED OVER THE WEEKEND IN TERMS OF NEGOTIATIONS AND BACK CHANNELS AND CHANGES OF ALLEGIANCE. >> IT HAS BEEN A TOUGH SELL FOR MITCH MCCONNELL AS HE TRIES TO GET HIS CAUCUS ALL ON BOARD. HE IS FACING TWO MAJOR GROUP OF DISTRACTIONS. IF GOT THE CONSERVATIVES LED BY SENATOR RAND PAUL. THEY ARE SAYING -- YOU HAVE MODERATES LIKE SENATOR DEAN HELLER WHO SAY THIS IS A BIT TOO CONSERVATIVE. THEY DON'T LIKE THE CUTS FROM THE ENTITLEMENT PROGRAMS. NOW BLOOMBERG REPORTING THERE COULD BE A REVISED VERSION OF THE BILL AS EARLY AS TODAY. IT'S VERY UNCLEAR WHETHER OR NOT THE MAJORITY LEADER IS GOING TO WORK TO APPEASE CONSERVATIVES OR MODERATES. THE NONPARTISAN CONGRESSIONAL BUDGET OFFICE IS EXPECTED TO RELEASE A SCORING OF THIS PIECE OF LEGISLATION AS EARLY AS TODAY. WE SAW SIMILAR JOCKEYING IN THE HOUSE OF REPRESENTATIVES WHEN THEY HAD RELEASED SEVERAL VERSIONS OF THE BILL. IT MEANS THE CBO COULD SCORE ONE VERSION OF THE BILL BUT THE BILL THAT IS ULTIMATELY VOTED ON COULD BE DIFFERENT. MARK: WILL THE CBO ANALYSIS GIVE MCCONNELL SOME WIGGLE ROOM TO WOO SOME HOLDOUT SENATORS OR NOT? >> THAT'S A GOOD QUESTION. IF YOU ARE SENATOR DEAN HELLER WHO IS UP FOR REELECTION, THIS CBO SCORE A LOT OF EMPHASIS IS GOING TO BE PLACED ON IT. NO MATTER HOW YOU CRUNCH THE NUMBERS THE MOST IMPORTANT NUMBER THAT REPUBLICANS IN STATES LIKE NEVADA ARE GOING TO BE LOOKING AT IS HOW MANY