P.M. Edition for Dec. 10. The killing of UnitedHealthcare CEO Brian Thompson has unleashed hostility online, and it is making health insurers worried. Wall Street Journal reporter Anna Wilde Mathews explains why people are angry and what executives are doing to protect themselves. And a judge blocks a $20 billion merger between grocery chains Kroger and Albertsons. Plus, now that IPOs have lost their sheen, the heads of young companies are turning to tender offers as a way to reward early employees and investors, says WSJ U.S. capital markets reporter Corrie Driebusch. Alex Ossola hosts.

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