I believe the point is that the headline was written to suggest that the claims were factual, and to deemphasize their source. An alternate, less manipulative,

I believe the point is that the headline was written to suggest that the claims were factual, and to deemphasize their source. An alternate, less manipulative, headline could have been: “Palestinians blame Israel for deadly hospital blast.” And of course, when you consider the weaselly correction headline after, the slant is undeniable.