MARCH AIR RESERVE BASE, Calif. (Jan. 25, 2021) Dave Porter, an audio-visual production specialist, monitors live on-air programming at the American Forces Network (AFN) Broadcast Center. AFN is a worldwide broadcast network that serves American servicemembers, Department of Defense and other U.S. government civilians and their families stationed at bases overseas, as well as U.S. Navy ships at sea. (U.S. Navy screenshot by Mass Communication Specialist 2nd Class Alan Lewis)