Nightly News in HD
NBC Nightly News began broadcasting in 1080i high definition on March 26, 2007. Most field footage was still shot in standard definition at the time while the network bureaus completed their own conversion to HD, which was all completed in 2009. The CBS Evening News began broadcasting in HD on January 7, 2008. ABC World News began broadcasting in HD on June 7, 2008, during its coverage of the 2008 Democratic National Convention.
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