WASHINGTON -- As power in Saudi Arabia shifted to a new monarch, King Salman, the Obama administration's praise of both Salman and his predecessor stood as a clear answer about whether the kingdom may become less important for U.S. policy in the Middle East. Salman's announcement that he would stick to the course that the late King Abdullah had charted appeared to seal the deal. Still, even if the change afoot inside the secretive kingdom is limited, it merits close attention in Washington circles because it may affect the latest U.S.