NEW : Some conservatives pressing for changes to GOP plan . Democrat are working on a plan that would avert a government shutdown . That bill would allow members to `` vent '' about their unhappiness with the executive action and assert that what Obama did was unconstitutional . Congress could vote on the plan Dec. 11 . GOP must act before next week to avoid a shutdown .
NEW : Some conservatives pressing for changes to GOP plan . Democrat are working on a plan that would avert a government shutdown . Congress could vote on the plan Dec. 11 . GOP must act before next week to avoid a shutdown .