Ronaiah Tuiasosopo fell in love with Manti Te'o and said all his energy went into pretending to be the woman the Notre Dame linebacker came to know as Lennay Kekua. Tuiasosopo, the 22-year-old mastermind of the elaborate hoax that embarrassed Te'o and left him looking gullible, spoke publicly for the first time in an interview with Dr. Phil McGraw for the "Dr. Phil Show," the first part of which aired Thursday.