Basket Comes With3 Seconds -Leftin Overtime By JAY SIMON (Daily Oklahoman Sports Writer) KANSAS CITY, Dec. 27—In an overtime: contest dripping with- drama, Oklahoma squeezed past | heavily favored Colorado, 73-71. At the Big Seven tournament Monday ' night when litth Jimmy Peck whisked through a field goal with _only three seconds of the extra | period remaining. Before a crowd of 8,000 at Mu- _ nicipal auditorium, Missouri de- : feated Nebraska, 15- 58, in the sec- ' ond game to roll into the semi- _ finals opposite the Sooners. Oklahoma will be idle _ until Wednesday when it faces Mizzou at 8 p. m. First round play in the ninth annual conference tourney will be completed “uesday night when unbeaten Kansas takes on Iowa State and guest team Cali- fornia collides with Kansas State. Lane Also Stars — Coach Bruce Drake’s Norman Nubbins were the toast of the open- ing night card as they flashed a spirited brand of play to register their first victory in five games this season. Sharing the hero’s mantle with Peck was Lester Lane, the other ~ member of OU’s sizzling backcourt duo, who racked up 31 points to ead all scorers in the two. Mon- day night matches. Lane, playing in his fourth Big Seven .tournament, kept the Soon-_ ers in contention through the last half with a brilliant exhibition of jump-shooting from aroynd the top of the circle, but it fel¥ to Peck to fork home the winning =