CBS, NBC Selling Big-Dollar Ads for Presidential Debate

Variety: Expectations among TV networks and advertisers are high for the U.S. presidential debates. NBC is sold out of ad inventory for its debate coverage and its sister outlet, MSNBC, is nearly sold out.  CBS also has full support from advertisers for the event, and is seeing stronger demand from automobile marketers, movie studios, pharmaceutical manufacturers and technology advertisers than it did in 2012