PRI19980116.2000.0165 NEWS TRANSCRIPT nasa announced today that senator john glenn the first american to fly in earth orbit will go back to space in october abored the shuttle discovery. glenn will be 77 by that time. the oldest living person to fly in space. the u.s. senator from ohio offered himself for potential research on aging. which he said would be valuable because he was extensively studied before and during his last trip in 19626789 nasa said glenn will be trained as a payload specialist who will help perform experiments. nasa's administrator has also cleared the way for a space flight by barbara morgan a 46-year-old elementary school teamp from idaho. morgan had been the scheduled back up for christa mcauliffe who was killed in the 1986 challenger disaster.