The UFC will put on one of its most anticipated fight cards of the year this week, as the promotion hosts an event on the White House's South Lawn on Sunday night. In the main event, Ilia Topuria, ESPN's No. 2-ranked pound-for-pound fighter, will put the lightweight title on the line against Justin Gaethje, who beat Patty Pimblett by unanimous decision to earn an interim title and a shot at Topuria. "El Matador" enters the fight with an unbeaten 17-0 record and has knocked out each of the...