Norwell fell for the first time this boys’ tennis season with a 4-1 loss to Blackhawk on the road on Friday. The Knights’ record is now 4-1 on the season. Individual results: • Sam Donnelly (B) defeated Gavin Reynolds 6-2, 6-4 at No. 1 singles. • Caleb York (B) defeated Braylon Troutt 6-4, 6-2 at…