President Biden took another swipe at Second Amendment supporters Tuesday evening, reminding them that they would "need an F-16" to challenge the U.S. government. Biden's remarks at a fundraising event in a private residence in California came as he discussed gun violence in America and stressed the notion that Americans do not need AR-15s. "We have to change," Biden said. "There’s a lot of things we can change, because the American people by and large agree you don’t need a weapon of war. I’m a Second Amendment guy. I taught it for four years, six years in law school. And...