Following last week’s killing of the CEO of UnitedHealthcare, UnitedHealth Group’s insurance arm, the head of UnitedHealth Group has written an opinion piece acknowledging the flaws of — and need to fix — present American health care. We’ll unpack the details of the op-ed. We’ll also discuss the Federal Reserve’s thinking as its Board of Governors gathers next week and hear a history lesson that informs challenges for today’s auto industry.