The Definitive Source

A firefighter battles the Palisades Fire as it burns a structure in the Pacific Palisades neighborhood of Los Angeles, Tuesday, Jan. 7, 2025. (AP Photo/Ethan Swope)

AP Wirephoto transmitter in AP's Engineering Laboratory, 1936. The transmitter was transported to Pittsburgh in 1936 by AP Chief Engineer Harold Carlson and Engineer Jim Barnes who used it to transmit photos of the Pittsburgh flood in March of that year, the first photos ever sent by portable Wirephoto. (AP Photo/Corporate Archives)

An American flag is mounted on a fence at a farm on U.S. Highway 20 during a blizzard near Galva, Iowa, on Jan. 13, 2024. (AP Photo/Carolyn Kaster)