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 Two Northern Ireland 'BBC Two Northern Ireland"', an analogue-only service, referred to as "BBC Two", both in idents and continuity, and a digital-only opt-out, 'BBC Two NI', (the successor to "BBC Choice Northern Ireland") which carried extra regional programming and continuity between 6pm and midnight. This has all now ended and the two Northern Ireland services have been merged. Unlike BBC Two in the rest of the UK, the channel broadcasts regular news and regional weather updates between programmes. Programmes on the service have included the following: BBC Two Northern Ireland can be seen on all television platforms on channel 2, or 102