below, from CNN....
TUNE IN 8pm ET: CNN ARIZONA REPUBLICAN PRESIDENTIAL DEBATE
Today, Republican presidential hopefuls will face-off for the final debate before a dozen states take to the polls on Super Tuesday. CNN anchor and chief national correspondent John King will moderate the two-hour debate, which will air live from 8 p.m. to 10 p.m. ET from the Mesa Performing Arts Center in Mesa, Arizona.
Tonight, CNN.com will live stream the debate online as well as on the CNN apps for iPhone, iPad, Android phone and Android tablet. Additionally, users can visit the CNN Election Center and CNNPolitics.com for debate coverage and analysis. The Political Ticker will serve as a live blog of the debate and incorporate comments generated in real-time from social networks directly on the Ticker. Across social media, users can view the CNN Politics Facebook page and follow @CNNPolitics on Twitter to keep up with debate highlights and breaking developments all night. Also, users may 'check in' to the CNN debate on GetGlue for exclusive CNN debate stickers. After the debate, CNN.com will live stream the Spin Room with Jim Acosta, and users can submit questions via Twitter at #CNNPostGame.
CNN Debate Transcripts Posted Online (in 30 minute segments): http://archives.cnn.com/TRANSCRIPTS/2012.02.22.html