Security members protect Venezuelan President Nicolas Maduro after his speech was interrupted in Caracas, Venezuela, on Aug. 4, 2018. A speech by Venezuelan President Nicolas Maduro commemorating the 81st anniversary of the Bolivian National Guard was unexpectedly cut short after he was interrupted on Saturday. (Xinhua)

CARACAS, Aug. 4 (Xinhua) -- A speech by Venezuelan President Nicolas Maduro commemorating the 81st anniversary of the Bolivian National Guard was unexpectedly cut short on Saturday.

The event was taking place on Bolivar de Caracas Avenue when the live television transmission was abruptly cut at 5:46 p.m. local time. There is no official word yet as to what occurred.