Tauheed Browning was adrift in the second set of his semi-final match and had lost his service-break advantage when suddenly he made an eye-popping play that punctuated his No.1 ranking in this USTA 14 and under national tournament. His opponent sent a high top-spin drive deep to Tauheed’s backhand side. The top-seeded kid from Philadelphia … More Philly teen has big time potential