1_61_edwards_clinton_obama.thumbnail.jpg12:46 pm PT, 3% reporting:

Obama 48%, Clinton 46%, Edwards 5%

Per CNN

Update: CNN entrance polls show Clinton winning in Nevada

Update 1:10 pm: Obama has left Las Vegas for Chicago (per Jeralyn).

1:14 pm: With 75.44% of the precincts reporting:
Clinton 50.33%
Obama 45.2%
Edwards 4.18%
Uncommitted 0.24%

Update:  CNN calls it for Hillary