A poll by the Des Moines Register published today offers multiple reasons for GOP joy. Jodi Ernst is breaking out into a lead that is beyond the poll’s margin of error, while, Harry Reid, in words he may regret, has gone on the record saying that an Ernst win portends the GOP taking the Senate. "What Joni Ernst would mean, coming to the United States Senate, is that Mitch McConnell would be the leader of the Senate, someone who agrees with her on virtually everything. Think what that would mean to our country," Reid said on Friday. Unless this is...