television counterparts and other LDS-affiliated outlets in Utah, airs simulcasts of the General Conferences, held twice a year during April and October. On Sunday mornings, KSL airs its longest-running show, Music and the Spoken Word, a weekly broadcast of The Tabernacle Choir at Temple Square which is also syndicated nationwide via CBS Radio and television. Continuously airing since 1929, it is one of the longest-running radio programs in the world, and one of only two radio shows to be inaugurated into the National Association of Broadcasters' Hall of Fame, along with the Grand Ole Opry. On Sunday mornings and evenings for 22 years, KSL has broadcast "Religion Today" with host Martin Tanner, which focuses on Christian and Jewish history and doctrine. History KZN/KFPT/KSL Effective December 1, 1921, the U.S. Department of Commerce, in charge of radio at the time, adopted a regulation formally establishing a broadcasting station category, which set aside the wavelength of 360 meters (833 kHz) for entertainment broadcasts, and 485 meters (619 kHz) for farm market and weather reports. On April 21, 1922, the Deseret News, a Salt Lake City newspaper owned by the Church of Jesus Christ of Latter-day Saints (LDS), was issued a license for a new station on both broadcasting wavelengths. This was the first broadcasting station licensed in the state of Utah. The new station's call sign was KZN. At this time call letters were generally randomly assigned from a roster of available call signs, but it is possible that the KZN call sign was derived from the Zion concept and common motif in the Latter Day Saint movement. The station was located on the roof of the Deseret News Building. KZN's first broadcast began at 3:00 p.m. on May 6, 1922, and included an 8:00 p.m. dedication address by LDS Church president Heber J. Grant, followed by a speech by Salt Lake City Mayor C. Clarence Nelson. In 1924, KZN was sold to John Cope and his father, F.W. Cope, who formed the Radio Service Corporation of Utah. Ownership was changed to Cope & Johnson, and the station's frequency to 1120 kHz. The call letters became KFPT, with this new call sign coming from an alphabetical roster of available call letters that were normally assigned to new stations. KFPT, still located atop the Deseret New Building, made its formal debut on June 13, 1924. In early 1925 ownership was changed to the