Today in Toronto, CBC announced a major shake up with their news division, re-branding CBC Newsworld CBC News Network, a.k.a. CBC NN.Rejected new Newsworld names: MSNBCBCNN, DisneyNewsworld, CBC NNHL.The public broadcaster also revamped their flagship newscast, The National (anchored by Peter Mansbridge, right), giving it a new set and theme song and more focus on