Although ITV, Channel 4 and Channel 5 have different owners, their news output is produced by the same company - Independent Television News (ITN). Between 2005 (3:36) and 2012 (7:48), 5 News was produced however by Sky News.
Also Channel 5 Is Still Owned By Paramount Global, 5 News Still Gets Their UK/International News From ITN, But 5 News Still Not Getting News From CBS News (Channel 5's Parent Company), Since It Has An London Bureau On It.