Chase officially confirms a new Sapphire Reserve Business card launching this summer alongside refreshed personal cards, creating exciting opportunities for business travelers. Capital One makes controversial changes to Venture X lounge access benefits that are dividing cardholders. United Airlines faces internal drama with flight attendant union contract disputes, while American Airlines elite members struggle with upgrade availability. Plus, Marriott rolls out AI for room assignments and upgrades, JetBlue status match opportunities, and a new Chase feature for moving credit limits between cards.