"Who is Doing What" is the title of a television program filmed recently at the Prendergast Library. The program is a forum of groups working to improve Chautauqua Lake and its watershed. It will air from Aug. 3-9 in two parts. Part one will be at 1 and 7 p.m. with Part 2 showing at 3 and 9 p.m. The program was taped by Jeff Zook.