The world’s richest person has quietly become by far the biggest known midterm donor, trying to save Republicans’ Senate majority with some of the largest donations in American political history.

Federal agents have searched Democratic U.S. Rep. Ilhan Omar’s home as part of a criminal investigation. That's according to people familiar with the matter.

Republicans used their Senate majority to block vote on Merrick Garland’s nomination after the 2012 death of conservative Supreme Court Justice Antonin Scalia.