College Sports Television is hosting and televising a public demonstration featuring the first-ever U.S Olympic women's wrestling team on their road to Athens for the  Olympic Games later this summer.      Spectators will have an opportunity to participate in the demonstration and be a part of CSTV's telecast, hosted by Sid Rosenberg.      When: Friday, June 25th, 6:00 p.m.    Where:  Chelsea Piers, Main Plaza, Pier 62, 23rd Street & the Hudson River    More information:  Call (212) 342-8800, email wrestling@cstv.com or log onto collegesports.com.     Group Reservations:  call or email in advance to reserve time with the athletes for pictures and autographs and a tour of CSTV's Studio.          Cost:  Free