Photo by Travis David | Sullivan sophomore Cooper Bock goes up for a slam dunk in the third period Friday night against Brown County. Bock finished with 19 points in the win.

BY TRAVIS DAVID [email protected]     BOYS BASKETBALL     SULLIVAN 81, Brown County 49: The Arrows scored a season-high in points Friday night, running their winning streak to a season-best eight games.   Marcus Roshel continued his stellar play, draining six 3-pointers in the rout. The Sullivan senior netted…