(Hopkinton, RI) -- A Brooklyn, New York man is behind bars after a traffic stop leads to a drug bust. The traffic stop occurred Tuesday afternoon on Interstate-95 in Hopkinton when state police pulled Huilin Wu over between Exits 1 and 2. Troopers found 48 pounds of marijuana and cash in Wu's minivan. Investigators say Wu was traveling from New York City to Quincy, Massachusetts and is now jailed without bail.