"Misled" the public? No. He lied to the public.
Politics may be full of that sort of language, but why are media? This is not North Korea where journalists have to fear punishment for insulting the supreme leader. Or is it?
Because they're not an opposing force in a war, they're dance partners.
By changing the definition, or narrowly defining it, they can exclude all of the great new forms a journalism from the protections that 'journalists' provide. The next step would be a government license for 'approved' journalists.