Mike Thompson loses seat to fellow Democrat, upending House tax-writing panelA POLITICO "Inside Congress" newsletter reports that 14-term Rep. Mike Thompson, a senior House Ways and Means Democrat, lost his reelection bid to political newcomer and venture capitalist Eric Jones after a vote count lasting more than a week, the latest old-guard Democrat to fall to an anti-establishment challenger. It also covers Maxine Waters' fight against Sean Casten for the Financial Services gavel, Chris Van Hollen's challenge to Chuck Schumer for Senate majority leader, Lauren Boebert's defeat, Sen. Bill Hagerty's effort to disbar Jack Smith, House Republican plans to discipline members who defect on procedural votes, and a delayed Senate briefing on AI safety prompted by the Nvidia meltdown.