Dianna, a junior at Morris Knolls High, bettered a national high school record with a 1:15.06 in the 100-meter breast-stroke at a meet in Morristown, N.J. She cut .99 off the 1984 mark set by Jacqueline Becker of West Bend, Wis.
Larry, a senior forward on the Glassboro High basketball team, set a school scoring record with 60 points in an 83-60 win over St. James of Carneys Point. He has scored 886 points this season, for an average of 38.5 per game.
McCorkle, 25, who works for a water purification company, bowled a 300 game lefthanded at the Ingleside Lanes. He previously rolled four 300 games righthanded, then switched hands in January 1985 after developing bone spurs in his wrist.
Skip, 40, and his wife, Ruth, 29, won the men's and women's divisions of the Mountain Man Winter Triathlon in Beaver Creek, Colo. The competition consisted of cross-country skiing (11.5 miles), snowshoeing (9.1 miles) and a 15K run that replaced a 12.4-mile speed-skating leg. Skip won the snowshoe and 15K and placed fifth in the skiing, for an overall time of 5:14:04. Ruth won the snowshoe race, placed second in the 15K and third in the skiing. Her time was 6:22:54.
Scott, a senior wrestler at Hilton Head High, is 32-0 this season and has pinned all but three of his opponents in the 175-pound weight class. The winner of the state AAA title for the past three years, he has a four-year record of 91-17.