Monday, October 22, 2012 ratings — New episodes: The Voice, Dancing with the Stars, 90210, and Gossip Girl. Sports or specials: Presidential debate and Major League Baseball. Repeats: The Big Bang Theory and 2 Broke Girls.

On NBC, The Voice led the night with a 4.2 rating in the 18-49 demographic (down 13% from last week) with 12 million viewers. The network’s debate coverage was in first place with a 3.9 rating and 10.9 million total viewers.

On ABC, Dancing with the Stars drew a 2.4 demo rating (+14%) with 13.2 million viewers. ABC’s debate coverage was in second place with a 2.8 rating and 10.3 million.

On FOX, it was the MLB playoffs with a 2.3 rating and 7.9 million.

On CBS, we had an hour of comedy reruns — The Big Bang Theory (2.1 rating with 7.8 million) and 2 Broke Girls (2.1 rating with 6.9 million) — and debate coverage (2.2 rating and 7.5 million).

And on The CW, 90210 drew a 0.4 rating (-33% week-to-week change) and 0.95 million viewers. Gossip Girl followed with a 0.4 rating (0% change) and 0.9 million.

What do you think? Did you watch the debate coverage last night? If so, on what channel? What were you watching last night?