The San Francisco Examiner from San Francisco, California • 5

Oct. 29, 1977 S.F. EXAMINER Pago 5 Fired S.F. State guard jailed: Pistol-whipping a woman be arraigned Monday in Municipal Court. McCoy was on duty the evening of September 11, stationed in the library basement, when Chang was murdered on the fourth floor.

Investigators questioned McCoy extensively about the Chang murder. McCoy, a student at San Francisco State, was fired from his job as library guard on September 19, but university officials gave no reason for the action. apartment at 27 Collingwood. Once there, the woman told police, the man pulled a gun and tried to force her inside. She broke loose and phoned police the following day.

Police Homicide Inspector Dave Toschl said the incident has been under investigation since that day six weeks before the Chang murder. Toschi said McCoy agreed to be photographed by police during their investigation of the unnamed woman's story. Toschi said the woman picked McCoy's picture from seven other pictures as that of her assailant. McCoy, questioned by investigators yesterday in City Prison, protested his innocence and broke into tears, according to Toschi. The former security guard is being held on $20,000 bail.

He will assault with a deadly weapon, assault with Intent to commit rape, and false Imprisonment. Those charges resulted from police investigation Into the story of a woman who went to police on July 26, six weeks before the Chang murder. (No charges have been filed In the Chang case.) The woman, who police refused to Identify, said she advertised for dates In the Berkeley Barb, and that she had made arrangments to meet a man, whom she later Identified as McCoy, on the fourth floor of the San Francisco State library the evening of July 24. When she got there, she told police, she didn't see anyone. But on the ground floor, she saw a man she later told police was McCoy.

She telephoned the man back and they made a date to meet in front of 23 Collingwood Street. That, police noted, is near McCoy's By Frank O'Mea The San Francisco State University library guard who was on duty the September night Jenny Low Chang was murdered has been charged by police with the pistol assault of another woman. Floyd McCoy, 23, who was fired as a library guard a week after the nude and brutally beaten body of Chang was found in the fourth floor reading room of the library, was booked yesterday on charges of A 'mistake' to stop testing DNA, prof says United Press International Dr. David Hogness, professor of biochemistry at Stanford University, says there is no need to make restrictive laws against experimentation with DNA, a basic chemical ingredient of genes. "It would be a shame, a waste, and a grievous mistake If, through fear or panic, repressive laws are enacted that tie the hands of those seeking to learn about the nature of life on this earth," the professor told the Commonwealth Club.

"The more we learn about genetic regulation, the more easily we can cure many of the diseases that afflict us," Hogness said. He said DNA research is also helpful In increasing the food supply and protecting man against harmful changes In the environment. "I cannot deny that a monstrous society might be able to do monstrous things with recombinant DNA, but It Is equally clear that monstrous societies do not need recombinant DNA to carry out monstrous acts." DNA research has come under sharp scrutiny because of fear that an uncontrollable epidemic could result from the creation of new life forms. Interna liksdm (tenter 100,000 PRE-CHRISTMA5 SALE CHRISTMAS Df C0RATI0NS HOME FURNISHINGS PROTOTYPES BASKETS GARMENT RACKS DECORATIVE PAPERS PIASTIC HANGERS F0MIC0RE PANELS SEAMLESS PAPER SILK SCREENED PANELS FALL ITEMS MERCHANDIZING UNITS FIXTURE HARDWARE TRIM ITEMS SAMPLES DECORATIVE ACCESSORIES SALE OCT. 29TH THRU NOV.

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