Overall, the survey found Obama leading Romney among likely voters by 50 percent to 45 percent, after the two tied at 47 percent each in a late-September Congressional Connection Poll. Conversely, the poll recorded a slight shift toward the GOP in House races. Now, 47 percent of likely voters say they would prefer that Republicans maintain their House majority, while 44 percent want Democrats to take over; Democrats held a 45 percent to 43 percent advantage in late September. Voters, by a solid 50 percent to 40 percent margin, now say they would prefer a Democratic Senate; that’s up from...