Complex sentence: The title "CTV National News" was reintroduced in 2008, because "CTV News" has become the name of both the national and local news on CTV O&O stations, although the banner currently continues to bear the title "CTV News".
Split into simpler sentences: The title "CTV National News" was reintroduced in 2008, because "CTV News" has become the name of both the national and local news on CTV O&O stations. Although the banner currently continues to bear the title; "CTV News".