!l .S. Takesoin!.(‘alt;in Olympicfamesi►!iROME (UPI) - Rig A! Oerterretained his Olympic discus crown Wednesday by leading a 1*2-3 United States sweep with a record throw and Don (Tar/an)vaulted 15 feet, 5% inches for irecord and Rot?!ttBragg set another record tn winning the pole vault as Americansincreased their gold medal lead over Russia with four victories inrtsportsiIrWith one weight-lifting fmal stillto coma, the U. S. gained atemporary lead over Russia in the unofficial team rare for theand ledfirst time 477V. 477 and led in gold medals, .10-25 However, Russia’s men gymnasts p ied up i total of 19 points in individualand team competition and those points will fie included when the event* are completed Thursday.Oerter, 24 year-old aircraft parts salesman from West Babylon, N. Y, Rink Babka of Manhattan Reach, Calif , and Dick Cochranof Brookfield, Mo., finished 1-2-3 in the discus with Oerter firing his beat throw 194 feet, twoinches, breaking his own Olympic mark of 191-8% set in 1956.Then Bragg, 25-year-old Armyfrom Pennsville, N.J.,new OlympicMorris of Burbank, Calif.. w§i second a* 15*1*4. Bragg, the work record holder with a mark o 15*9% to his credit, wiped out fhtold record of 14*111^ set by BotRichards in 1956.The black-haired, berrel-chested Bragg then tried to raise ho own world mark after tucking thlt;gold medal safely away to enc6*4 hours of competition but hemissed at 15-9% amid the groans of 30,000 fans who had stayed mtc the evening hours to watch the one man show.Bantamweight weight lifter Charles (Chuck) Vinci, a Cleveland crane operator, retamed his Olympic crown by equalling the world record and shattering the Olympic mark with a total lift of 759 pounds and the 5.5 meter yacht skippered by George O'Day of Dover, Mass, added anothergold medal.privateDon Norbury of the University of Pennsylvania golf team won 4fof his 43 vanity matches in thelast three years.