Trump Targets Tylenol and Vaccines, and ABC Brings Kimmel Back

Plus, America’s new astronauts. Here’s what we’re covering: Trump Issues Warning Based on Unproven Link Between Tylenol and Autism by Azeen Ghorayshi Supreme Court Allows Trump to Fire F.T.C. Commissioner by Abbie VanSickle and Ann E. Marimow Jimmy Kimmel’s Show to Return to ABC on Tuesday Night by John Koblin, Brooks Barnes, Michael M. Grynbaum and Benjamin Mullin Cache of Devices Capable of Crashing Cell Network Is Found Near U.N.