Brian Sims is having his 15 minutes of fame – or notoriety, depending on your point of view. A Pennsylvania state representative, Mr. Sims, a Democrat, distinguished himself on June 19, 2018 by “welcoming” Vice President Mike Pence to Philadelphia with a tweet featuring a photo of himself, grinning, with middle finger extended. “Let me be the first to officially welcome you to the City of Brotherly Love and to my District!,” he wrote. “We’re a City of soaring diversity. We believe in the power of all people: Black, Brown, Queer, Trans, Atheist, & Immigrant. So...get bent, then get out!”...