'' NBC Nightly News '' began broadcasting in high definition on March 26 , 2007 , becoming the first of the three network evening news programs to make the transition ( the '' CBS Evening News '' began broadcasting in HD on January 7 , 2008 ; '' ABC World News Tonight '' began broadcasting in HD on August 25 , 2008 , during its coverage of the 2008 Democratic National Convention ) . Most news video from on-remote locations continued to be shot in standard definition at the time , while the network 's news bureaus underwent a conversion to HD , which was completed in 2009
2008 Democratic National Convention
2008 Democratic National Convention
NBC Nightly News