UFC 278 fight card: Welterweight champion Kamaru Usman to take on Leon Edwards in Salt Lake City | CBS Sports Headlines UFC 278 fight card: Welterweight champion Kamaru Usman to take on Leon Edwards in Salt Lake City The pair of top welterweights will collide with the title on the … Continue reading UFC 278 fight card: Welterweight champion Kamaru Usman to take on Leon Edwards in Salt Lake City