As Rep. Liz Cheney faces a tough reelection battle in Wyoming, she's turning to Democrats in her home state to help her chances in the August 16 Republican primary. Cheney's campaign has mailed instructions to Wyoming Democrats on how to change their party affiliation to vote for the incumbent congresswoman, The New York Times reported on Thursday. Under Wyoming law, voters must be registered as a Democrat or a Republican in order to vote in that party's primary election. The instructions, also listed on Cheney's campaign website, direct voters to fill out a registration form and submit it to their...