No Traces Found Of Lost ScorpionWASHINGTON (UPI) -A massive air-sea search for the missing USS Scorpion moved Into its third day today with anxieties rapidly mounting over the fate of the nuclear submarine and her 99 men.By midday, 53 U.S. warships were strung out along the Z,100-mile track the Scorpion was following from the Azores to Norfolk, Va., Navy Base, hoping to turn up a lead to her disappearance.All-weather 1*2 and P3 subhunter planes were back in the air at daybreak, joined by 10 S2 tracker planes from Norfolk.The on’.y ciucs turned up so far —a midocean oil slick, a floating “orange colored object, and a British ham radio operator’s report of a distress call —were being checked out for lack of any belter leads.A crewman on the U. S. S. Hyades reported spotting the orange colored object today about 69 to 80 miles north of the spot where the oil slick was sighted six- days ago.The Navy said, however, there appeared to be no connection between the object and the missing submarine.John Grayson of Barnolos-wick, Yorkshire, told U. S. military authorities in England he intercepted a radio message Monday that “seemed to be a distress call from the Scorpion.He said the message came over the 2 1-2 meter band Monday morning, London time, and read: “This is the Scorpion. We have a faulty condenser but are attempting to return to base.The Defense Department said no similar report has been received by the Navy from any military or civilian radio operator. The report is being evaluated.The oil slick, reported to have been seen in midoccan May 23 by the merchant ship Monrovia along the track the Scorpion was following, was cheeked out by two Navy search vessels.Other Stories, Pages 16 and 25STUDENT SHAKEDOWNYouth Arrested In Extortion TryjPolice today arrested a Pueblo High School senior who allegedly tried to extort money from three girls with the implication he had obtained photographs of them in the nude.The pictures allegedly were taken while they made locker room changes for physical education classes.The girls received the letters Monday and immediately took them to the dean of girls, who notified police. The letters set today as the deadline for payment.Police were on the school premises, when, they said. Adolph Raphael Antone. 19, a commuting student from the Papago Indian Reservation at Sells, entered the library this morning and picked up a hook.It was “Art in Everyday Life, the book in which theDow Jones AveragesNEW YORK (AP) - Closing Dow Jones stock averages:Quoted Change30 Industrials 395.33 Off 1.4520 Rails ..... 255.55 Off 0.9015 Utilities ... 122.16 Off 0-12Volume — 14,100,000girls had been instructed to place their $10 bills. The letters had promised the photographs would later be found in their lockers if they paid.The bill which Detective Eugene Anaya said Antone took from the book had been marked. The same bill was found on his person when arrested, Anaya said.The letters claimed that the photographs were made by another girl, working with the male student. They said the two vv o u 1 d-be extortionists had “something in common — pornography.Anaya said it appears that there may never have been any photographs made. He said police are considering the possibility that Antone had a male accomplice in Ihe shakedown scheme. The girls, he said, were never aware of any photographs having been made.