Program code on mobile computing devices and a server computer receive information about mobile computing devices within a defined area. The program code selects an announcement, from a database based on the information received, having audio that is in a language determined as being utilized within the defined area, wherein the language is assigned a first highest ranking, and wherein the first highest ranking indicates that the language is spoken by a majority of persons within the defined area. The program code selects a transcription of the audio from the database, wherein the transcription is in a language determined as being utilized within the defined area, and wherein the language is assigned a second highest ranking. The program code instructs a television within the defined area to output the audio, and to output the transcription of the audio on a display screen of the television.