The Onion — a satirical publication known for poking fun at everything from popular culture to global politics — is taking a stab at a serious issue. On Monday, it filed an amicus brief to the U.S. Supreme Court in support of an Ohio man who faced criminal charges over a Facebook page parodying his local police department. Anthony Novak, an amateur comic from Parma, a Cleveland suburb, was arrested and briefly jailed after creating a fake social media page in 2016 styled after the Parma Police Department’s Facebook page. His lawyers argue it was an obvious parody, and he...