Mayoral candidates Brandon Johnson and Paul Vallas attend a public safety mayoral forum at the University of Illinois at Chicago Forum on March 14, 2023. (Armando L. Sanchez / Chicago Tribune) Chicago mayoral candidates Paul Vallas and Brandon Johnson had one thing in common during a Tuesday debate focused on public safety: They both denied making controversial comments attributed to them. Asked about his previous support for the “defund the police” movement — including a declaration that it isn’t a slogan but a “real political goal” — Johnson said, “I said it was a political goal. I never said it...