Best of The Beat with Ari Melber.

Ayman Mohyeldin will move to 7 p.m. on both Saturday and Sunday; Alex Witt will anchor from 1-4 p.m. both days; Jonathan Capehart will shift to 6 p.m. on both days; Katie Phang will anchor from 12-1 p.m. on Saturdays. The programs hosted by Ali Velshi, Jen Psaki, Al Sharpton, and Richard Lui will remain in their current timeslots. All of the changes, including the launch of the new show, will go into effect Jan. 13.