Sep. 26—SUNBURY — Dayssi Weis and Christina Zheng emerged victorious from tough singles battles Thursday, helping Lewisburg to a 5-0 sweep of Shikellamy in a Heartland Athletic Conference girls tennis crossover match. At first singles, Weis won the opening set over the Braves’ Sabrina Doebler 6-2 before battling to a 6-4 win in the second set. The Green Dragons’ Zheng powered through a 6-3 …