Like late-summer humidity, Hasan Piker hangs heavy over the discourse.At a rally on Monday, Vice President Vance brought up the hard-left streamer in an attempt to paint the Democratic Senate candidate Abdul El-Sayed as anti-American. Last week, House Minority Leader Hakeem Jeffries called Piker’s recent statements about Jewish Americans “dangerous and anti-Semitic.” Senators Jon Ossoff, Cory Booker, and Jacky Rosen said much the same. Facing questions about a totally different set of Piker comments, Representative Alexandria Ocasio-Cortez hustled into an elevator.Some Democrats are trying to dismiss the 35-year-old political commentator as irrelevant. He’s just “a streamer in California,” El-Sayed said...