Reince Priebus warns that Republicans are watching how the cable news network characterizes their party
Network president Phil Griffin apologizes to Republican National Committee for tweet suggesting conservatives don't like biracial families
Roberts will also contribute to "Morning Joe"
The move from 12 p.m. to 4 p.m. opens up the noon timeslot
CNN's Mark Whitaker explains why the network's non-partisan approach still makes sense -- and what the network is changing as it copes with ratings lows
The network will boast a full primetime slate by early 2012 -- just don't call it a cable news channel
The civil rights activist and minister will officially take over the 6 p.m. slot, which he has been hosting for much of the summer
Phil Griffin says network will thrive without host he once considered its "tent pole"
How the mercurial host ended "Countdown" after 8 years on the air
Back on the air, the "Countdown" host says if he could've predicted the attention, he'd have "done it years ago"
MSNBC's "Countdown" host will return after two-day, unpaid benching over campaign contributions
MSNBC president Phil Griffin sacks "Countdown" host without pay in wake of Politico report
Phil Griffin: "We blew most of the decade. Only in 2006, 2007 did we start to come into our own"