Joe Conason of Salon.com and Joel Mowbray, syndicated columnist, discuss presidential candidates and the first Democratic and Republican debates.

Barbara Ross and Judy Ross of Time's Up!, discussing the Critical Mass cycle rides. Michael Dibenedetto of Chat the Planet and Zeyad Kasim, Blogger and student of CUNY Graduate School of Journalism on Hometown Baghdad. Plus this week's web video picks.

Using an internet satellite camera to help fight the genocide in Darfur. Mayor Bloomberg's plan to make New York the first environmentally sustainable city. Plus this week's internet video picks.

Hip Hop activist and journalist Rosa Clement and author Cora Daniels discuss free speech issues. "France to New York" with French reporter Albert Lecoanet and Pascal Richard from the US-based France-Amerique. Plus this week's online videos.

Religion issues discussed with Peter Steinfels from The Fordham Center, and Steve Bryant, writer & columnist of The Hollywood Reporter. "Iran to NY" with journalist Camelia Entekhabifard, and writer Matteen Mokalla. Plus this week's online videos.

"Ireland to New York" with Niall O'Dowd of The Irish Voice and Terence Mulligan from the Crack Irish Film and Music Festival. Bloomberg's plans discussed with Sindy Rivera and Yvonne Shields of Community Voices Heard. Plus this week's online videos.

Kerry Lauerman of Salon.com and Andrew Baron of Rocketboom on the anti-Hilary Clinton "1984" ad; historian Michael Henry Adams on Columbia University's West Harlem expansion plans. Plus bike issues with Noel Budnick of Transportation Alternatives.

"Mali to New York" with Cheick Sidi Diarre, Mali’s Ambassador at the UN and Bakary Tandia from the African Services Committee. Fred Siegel, professor at Cooper Union discusses his book "Prince of the City." Plus, an online video review.

"Mexico to New York" with Mexican Consul General Ramon Xilotl and Baruch College professor Robert Smith. Village Voice Senior editor Wayne Barrett on his new book, "Rudy!: An Investigative Biography of Rudolph Guiliani." Plus, an online video review.

"Mexico to New York" with Mexican Consul General Ramon Xilotl and Baruch College professor Robert Smith. Village Voice Senior editor Wayne Barrett on his new book, "Rudy!: An Investigative Biography of Rudolph Guiliani." Plus, an online video review.