ABC Radio originally began after the split of NBC Red and NBC Blue ( later Blue Network ) networks with ABC taking over operations of the latter from RCA in 1943 before adopting its name 2 years later . ABC Radio was known to broadcast the first nationwide report of the assassination of President John F. Kennedy . Kennedy was shot in a motorcade in Dallas , Texas , at 18:30 UTC on November 22 , 1963 , and ABC Radio 's Don Gardiner anchored the network 's initial bulletin at 18:36:50 UTC , minutes before any other radio or television network followed suit
assassination of President John F. Kennedy
Assassination of John F. Kennedy
ABC Radio (United States)