Sen. Thad Cochran’s second-round primary victory may be nullified if Chris McDaniel’s team can show the margin of victory was less than the number of people who wrongly voted in both Democratic and GOP primaries. “It’s tedious, but it is a simple task [to check and] Mississippi state law is very clear on this,” said Bill Pascoe, a political consultant for Independent Women’s Voice, which backed McDaniel. Last July, the mayoral election for the state’s fourth largest city, Hattiesburg, was nullified after the losing candidate showed that the 37-vote margin of victory was smaller than the pool of suspect absentee...