rowback
n.— «Have you read Okrent on that “squirrelly journalistic dance step known to old-timers as a ‘rowback’ “? That’s when a news outlet tries to cover up an erroneous story with a new story that conveniently neglects to mention the first one.» —“Our Man Dan” by William Powers National Journal Apr. 10, 2004. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...