Brian Williams explains how it is possible that projected winners may be declared in the New Hampshire primary even as people are still standing in line to cast their vote.Feb. 10, 2016
UP NEXT
After testimony, Sen. Harris says AG Barr lacks all credibility and must resign
00:38
WATCH: Sen. Harris, showing off prosecutorial prowess, puts AG Barr on his heels
08:10
Sen. Hirono lays into AG Barr
07:43
AG Barr: 'No, I did not exonerate' President Trump
01:20
AG Barr will not recuse himself from investigations stemming from Mueller report
01:53
Klobuchar: White House tried to stop legislation to secure elections from foreign interference