UpDate - Vol. 11, No. 20, Page 2 February 20, 1992 On the air Winter Session Television (WTV) celebrated its 20th anniversary at the University this year. The student-produced program features interviews with U.S. Sen. Joseph Biden, Philadelphia news anchor Pat Ciarrocchi and Delaware's Olympic skaters. The four half-hour segments will air from 5:30-6 p.m., Monday through Thursday, Feb. 24-27, on Heritage Cablevision, Channel 28. It will shown on campus in the Amber Lantern. The Thursday evening program will feature film clips from old program and interviews with several WTV alumni.