SPORTS TV WEEKEND

George Foreman continues his comeback attempt today (ESPN, 8p.m.) against Rocky Sekorsky (19-6, eight KOs) as the main event on atwo-bout card from Las Vegas. Foreman (49-2, 46 KOs) retired fromthe ring after his loss to Jimmy Young in 1977 but has won all fourof his fights since he returned to action March 9. Also featured onthe card is a 10-round contest between Steve Cruz (28-2, 14 KOs) andJeff Franklin (17-2-2, seven KOs). FOOTBALL: During the Nov. 16Bears-Broncos game, Denver's Rulon Jones was miked for sound. Thataction will be aired Sunday on "This is the NFL" (Ch. 2, 10:30 a.m.).Thomas Sanders will join Rich King tomorrow on "Sportsbeat" (Ch. 50,10 p.m.). …