BBC Television renamed BBC1 in 1964, after the launch of BBC2 (now BBC Two), the third television station (ITV was the second) for the UK; its remit, to provide more niche programming. The channel was due to launch on 20 April 1964, but was put off the air by a massive power failure that affected much of London, caused by a fire at Battersea Power Station. A videotape made on the opening night was rediscovered in 2003 by a BBC technician. In the end the launch went ahead the following night, hosted by Denis Tuohy holding a candle. BBC2 was the first
BBC Canada This means that much of the BBC's output (and, for that matter, BBC America's original programming) airs on other Canadian channels which have either co-produced the programs or simply bid more for the Canadian broadcast rights. Conversely, many of the British series that do air on the channel are not sourced from the BBC, with some having originally been produced by or aired on other British channels, such as the privately owned ITV or the independent public-service broadcaster Channel 4. Despite its British focus, BBC Canada is licensed as a Canadian channel and is not exempt from the CRTC's broadcasting