AP Decision Notes: What to expect in Colorado's state primary

Colorado Democratic voters will choose between U.S. Sen. Michael Bennet and state Attorney General Phil Weiser in a gubernatorial primary. The outcome could impact a potential vacancy in the U.S. Senate if Bennet wins and replaces his seat, while Republicans select a nominee among Scott Bottoms, Barb Kirkmeyer, or Victor Marx, the latter leading in fundraising and external ad spending.