CBS BRAND CHANNEL LAUNCHES TODAY ON YOUTUBE

Clips from �Late Show with Dave Letterman,� �The Late Late Show with Craig Ferguson,� �NCIS� and �CSI: Miami,� NCAA�s March Madness Highlights and �CBS News First Look with Katie Couric� Make Up the Initial Run of Content to be Updated Daily

NEW YORK, NY and SAN BRUNO, Calif. � October 18, 2006 � YouTube, Inc. and CBS Corporation (NYSE: CBS.A and CBS) launched the CBS Brand Channel today. The channel, which is a key component of the strategic content and advertising partnership announced by the two companies last week, can be found at www.youtube.com/cbs.

The initial run of content available on the CBS Brand Channel includes clips from �Late Show with Dave Letterman,� �The Late Late Show with Craig Ferguson,� �NCIS� and �CSI: Miami,� as well as archival sports footage such as great finishes and upsets from NCAA�s March Madness and �CBS News First Look with Katie Couric.� With �First Look� Couric offers a web-exclusive rundown, on-camera and from the newsroom, at the stories being considered for coverage on that night's "CBS Evening News," and some perspective on what is going on in the world that day.

In the coming weeks, the CBS Brand Channel will build on this initial run of content to include additional and daily contributions such as:

o CBS Entertainment clips from top CBS programs, including �Survivor,� �CSI,� �CSI: NY,� �Jericho� and �Numb3rs.�

o CBS News; including short videos from �CBS Evening News with Katie Couric,� �The Early Show� and �48 Hours.�

o CBS Sports; including analysis of college and professional sports, as well as programming from CSTV.

o Showtime Networks, including promotional video clips from its critically acclaimed original series including �Dexter,� �Brotherhood� �Sleeper Cell" and �The L Word.�

About YouTube Brand Channels

YouTube Brand Channels provide an enhanced environment for media companies and advertisers to showcase their video content on YouTube with a look and feel that is consistent with their brand imagery. This new concept helps brands connect and engage with consumers in a unique and powerful way, around compelling, programmable video content. For more information on YouTube Brand Channels, please contact advertising@youtube.com.

About CBS

CBS Corporation (NYSE: CBS.A and CBS) is a mass media company with constituent parts that reach back to the beginnings of the broadcast industry, as well as newer businesses that operate on the leading edge of the media industry. The Company, through its many and varied operations, combines broad reach with well-positioned local businesses, all of which provide it with an extensive distribution network by which it serves audiences and advertisers in all 50 states and key international markets. It has operations in virtually every field of media and entertainment, including broadcast television (CBS and The CW � a joint venture between CBS Corporation and Warner Bros. Entertainment), cable television (Showtime Networks and CSTV Networks), local television (CBS Television Stations), television production and syndication (CBS Paramount Network Television and CBS Television Distribution Group), radio (CBS Radio), advertising on out-of-home media (CBS Outdoor), publishing (Simon & Schuster), digital media (CBS Digital Media Group and CSTV Networks) and consumer products (CBS Consumer Products). For more information, log on to www.cbscorporation.com.

About YouTube

Founded in February 2005, YouTube is a consumer media company for people to watch and share original videos worldwide through a Web experience. YouTube allows people to easily upload and share video clips on www.YouTube.com and across the Internet through websites, blogs, and e-mail. YouTube currently delivers more than 100 million video views every day with 65,000 new videos uploaded daily and it has quickly become the leading destination on the Internet for video entertainment.