Complex sentence: Viceland signed on in Canada and the United States on February 29,2016 at 6:00 a.m. ET, broadcasting a countdown clock to the official launch later in the evening, accompanied by footage of Vice executives answering the viewer-contributed calls as voice mail.
Split into simpler sentences: Viceland signed on in Canada and the United States on February 29,2016 at 6:00 a.m. ET, broadcasting a countdown clock to the official launch later in the evening. These recordings were then compiled into a programming block that ran alongside the countdown, which featured Vice executives answering the viewer-contributed calls as voice mail.