As the Fourth Approaches, Good News

Obama’s net approval rating has retreated to -20, following an inexplicable spike a few days ago:

Net approval rating: percentage of likely voters strongly approving of BO, minus percentage of likely voters strongly disapproving of BO. Derived from Rasmussen Reports’ Daily Presidential Tracking Poll. I use Rasmussen’s polling results because Rasmussen has a good track record with respect to presidential-election polling.