While Tony Esparza has spent 45 years behind CBS' camera, Anita Chabria finds that his professionalism, demeanor and, of course, his photographs have come to epitomize how the network PR arm is seen.

CBS photographer Tony Esparza stood in the balcony of New York's Hammerstein Ballroom a few weeks ago, looking down on 140 top television stars who represented not only the history of the network, but his own history as well. Gathered together to celebrate CBS' 75th anniversary, they were ...