Taylor Swift said she isn’t performing during next year’s Super Bowl because she is “locked in” on her fiancé, Travis Kelce, and his well-being while watching his games. “I am in love with a guy who does that sport on that actual field,” Swift said on Monday’s episode of “The Tonight Show Starring Jimmy Fallon.” “Like that is violent chess. That is gladiators without swords. That is dangerous. The whole season I am locked in on what that man is doing on the field.” She continued: “Can you