What to know ahead of the Sabres Prospect ChallengeSource: WIVB-TV ‘Buffalo’s annual prospect challenge begins on Friday at Harborcenter. The Sabres and five other teams will show off their prospects over the course of three days.’ Related posts: Sunday’s Boston Coverage Saturday’s New Jersey Coverage Saturday’s Rochester Coverage Sabres Edge Weary Isles Sabres to host BOS, NJ & PIT for Prospects Challenge