Yesli Vega, a Republican running for the U.S. House in a competitive Virginia district, no longer mentions her connection to former president Donald Trump in the bio section at the top of her Twitter page. Colorado state Sen. Barbara Kirkmeyer, also running in a battleground House race, has stopped promoting language defending the “Sanctity of Life” on her campaign website. Now, there is no mention of abortion at all, a review of the website showed. And the campaign of Blake Masters, Republican nominee for U.S. Senate in Arizona, has removed from his campaign website references to strict antiabortion positions he...