But Tuesday's statement suggests a possible shift.
Mr. Lieberman welcomed the possible shift in the administration's position.
The comments, from Libya's senior oil official, Shokri Ghanem, suggested a possible shift in OPEC's position.
The company may be bracing for a possible shift in policy should Obama win in November.
Write an essay describing the possible shift from a "fossil fuel economy" to a "hydrogen economy".
In recent days the Ilili menu was changed in a way that suggests a possible shift in diners' appetites.
And by Monday evening, he signaled a possible shift, telling the Associated Press he might cooperate with Mueller after all.
The move signals a possible shift in care of late-stage breast cancer, as a new class of drugs becomes poised to challenge tamoxifen.
In a possible shift in that direction, the City Council recently passed a resolution calling on Mr. Milan, 37, to resign, after it twice rejected similar motions.
Whether this is due to the financial pressures for those starting out, or a possible shift in attitude towards payment for reviewers, is yet to be seen.
Oil prices nevertheless surged, as markets speculated about a possible shift in the kingdom's policy of allowing crude prices to fall.
