Democratic Rep. Dennis Moore has seized a 12-point lead over Republican challenger Kris Kobach in the race for Kansas' 3rd Congressional District, a new poll shows. With a little more than a week left in the race, Moore is getting support from about 50 percent of the district's voters, a benchmark that some strategists think will be hard for Kobach to overcome. The poll of 600 registered voters likely to cast a ballot on Nov. 2 showed Kobach with 38 percent support, while 11 percent of voters were undecided. The margin of error was plus or minus 4 percentage points....