Radio and television format changes happen all the time. When it's an overt rebranding, there's no issue (e.g. WGN becoming NewsNation). But when the networks try to keep the original branding, while chasing the lowest common denominator, it's problematic.
Pseudo-documentaries like:
Pseudoscientific nonsense like:
Original Dramas (e.g. Vikings)
NHL Games
Law & Order: SVU
WWE Wrestling
Police shows like Homicide: Life on the Street and Cops
The Learning Channel (TLC)
Reality series like:
Shark Week? (wiki)
Random shows like:
No music videos
Are You Tougher Than a Boy Scout? (wiki, imdb)
Nazi War Diggers (imdb)
Banged Up Abroad (wiki, imdb)
Rocket City Rednecks (wiki, imdb)
Doomsday Preppers (wiki, imdb)
CNN Headline News (HLN)
Few live news broadcasts
The Weather Channel (TWC)
Friday-night movie block
American Movie Classics (AMC)
4th and Loud (docuseries focusing on the Arena Football League) & Game of Arms (reality series following competitive arm wrestlers)