When their guy was in the White House.
This is a perfect example of how the activist news organization uses whatever facts and arguments it has at its disposal to support whichever horse it has in the race. When the facts back the Republican position, out they come. But switch to Fox News around today, and you'll get a bunch of talking heads talking about Newt Gingrich's fantastical plan to get $2.50 gas and why Obama's "over-regulation" and hatred of free enterprise are causing gas prices to rise. It's also evidence of Fox's drift from right-leaning activist news organization to right-lunging activist borderline-propaganda disseminator—it has always unabashedly supported the GOP, but perhaps it never had to strain and contort itself so ridiculously and counterfactually to do so...
In 2008, Fox News Explained?Accurately!?That Presidents Can't Lower The Price of Gasoline