A Carroll-ing We Go: iHeartMedia KAJA/San Antonio midday host and Country Radio Hall of Famer Randy Carroll has transitioned to the primarily off-air role of Brand Ambassador. Carroll has been with the station since 1983 and also spent time in mornings, afternoons, and as PD during that time. He was inducted into the CRHOF in 2015. Staffer Alyssa Carrillo is now handling middays.