WHAT TO KNOW
* The independence of the Federal Reserve could be decided by a court battle over Trump’s attempt to remove Lisa Cook as one of its governors. * The Trump administration tapped Jim O’Neill, a deputy of Robert F. Kennedy Jr., to lead the Centers for Disease Control and Prevention after the president fired CDC Director Susan Monarez. Her firing prompted at least four other top CDC officials to leave. * Trump has revoked U.S. Secret Service protection for former Vice President Kamala Harris. * Federal authorities plan to surge agents to Chicago starting next week to scale up operations to arrest unauthorized immigrants, two federal law enforcement officials told NBC News on Thursday. * Starting today, all international packages will face tariffs ranging from 10% to 50% or a