KTLM

The station's original construction permit was issued to the Starr County Historical Foundation on June 10, 1994, with the call sign KAIO issued on September 1. The foundation intended to run KAIO as a non-commercial station promoting tourism in the Rio Grande Valley; that idea, however, was later abandoned. On October 5, 1998, KAIO changed its call letters to KTLM The station went on the air August 1, 1999. In 2000, the Starr County Historical Foundation sold KTLM to Sunbelt Multimedia, A year later, a deal was reached to sell KTLM to Telemundo Rio Grande Valley LLC, a subsidiary of NBCUniversal; this made the station a Telemundo owned-and-operated station. The sale was finalized on December 31. ==News operation==

KTLM launched a news department in 2003, with weeknight newscasts at 5 and 10 p.m. originally anchored by Yolanda de la Cruz. In 2010, Dalia Garza was promoted from health reporter to the main anchor. After NBC's purchase, local news was expanded to include the latest weekend news, a 9 a.m. morning show named , an in-house weather forecast with two new weather presenters, and a new public affairs program named . On September 2, 2014, KTLM debuted a new anchor team. This team included a co-anchor for Dalia Garza and a new weather anchor to replace Marlen Sosa, who had left two months earlier with Elizabeth Robaina. An updated set named was inaugurated at the same time. On November 3, 2014, along with 14 other stations owned by NBC Universal and Telemundo, KTLM launched a new 4:30 p.m. newscast, moving to 3 p.m. and to a half-hour slot at 4 p.m. This allowed room for an extended newscast running from 4:30 to 5 p.m. On May 26, 2016, the station launched a consumer investigative unit called "". This was led by anchor and reporter Ana Cecilia Méndez, who took this new role in place of her previous weekend anchor position. Notable former on-air staff • Daniel Tuccio – Anchored morning briefs during and was a general assignment reporter for the weekday evening newscast. ==Technical information==

Subchannels The station's signal is multiplexed: On August 8, 2018, KTLM added a third subchannel carrying Cozi TV programming, which moved from KFXV. Analog-to-digital conversion KTLM ended regular programming on its analog signal, over UHF channel 40, on June 12, 2009, the official date on which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate. As part of the SAFER Act, KTLM kept its analog signal on the air until July 12 to inform viewers of the digital television transition through a loop of public service announcements from the National Association of Broadcasters. ==References==