This curmudgeonly correspondent became co-editor and co-star of the hour-long CBS weekly news magazine "60 Minutes" in 1970, writing his own material, which has ranged from the archly witty to the doggedly investigative. One of his best-remembered pieces in the latter vein resulted in the release from prison of Lenell Geter, an engineer who had been sentenced to life for armed robbery. Safer, whose news values hearken back to an older notion of a "newsman", famously incurred the wrath of Lyndon Johnson in regard to the correspondent's equivocal stance on the Vietnam War. In 1993, he earned the