AP Decision Notes: What to expect in Washington state’s primary

Washington state's primary election features nine contenders for a key congressional seat, with the top-two primary system determining two finalists for the November general election. Democratic Rep. Marie Gluesenkamp Perez faces challenges from three Republicans, including John Braun endorsed by Donald Trump, while retiring Rep. Dan Newhouse's district sees 11 candidates. The election also includes state legislative and Supreme Court races.