Did she have a reference to Klein in the bibliography? She should have, for that. That is pretty darn near a copy for multiple, consecutive sentences.
There is no reason to copy like that and not quote.
Sorry. Klein has no beef. He stated he was quoting a Reuters report. Crowley stated she was quoting a Reuters report. Klein does not own what Reuters reported. Reuters does.
For someone to own intellectual property, he has to have title to it, as its author or from its author.
There is an amusing case about how the copyright trolls at Getty Images are getting their asses sued off for attempting to claim copyright on something that was in the public domain. Photographer Files $1bn Copyright Claim Against Getty Images