First Read is a morning briefing from Meet the Press and the NBC Political Unit on the day’s most important political stories and why they matter.
Hillary’s challenge: winning over Sanders voters
Two forces are at play in our new NBC/WSJ poll showing Hillary Clinton’s lead over Donald Trump shrinking to just three points, 46%-43%. One, Republicans have rallied around Trump since he became his party’s presumptive nominee. They’re now backing him over Clinton by an 86%-to-6% margin — up from 72% to 13% a month ago.








