TV news: Cautiously gung-ho

Reporting from New York -- CNN will use hologram technology to beam three-dimensional images of its field correspondents onto its Election Center set. NBC News will project a U.S. map on the Rockefeller Plaza ice skating rink, where the states will turn blue and red as the votes come in. ABC News will put the results up on three massive screens in Times Square.

By Matea Gold

November 3, 2008