BROWNSVILLE, Brooklyn (WABC) -- A rollerblader was killed, and five other people were injured after an out-of-control crash in Brooklyn.The accident happened shortly after 8:30 p.m. Saturday at Pitkin Avenue and Powell Street in Brownsville.Police say a four-door sedan was traveling at a high rate of speed, and struck a male crossing the street on roller blades at the corner of Powell Street and Glenmore Avenue.The driver of the sedan then kept going and struck two more vehicles. Officials say he continued to the intersection and hit two more vehicles, and two more parked cars. The driver of the sedan then jumped out of the car and fled on foot.Eyewitness News saw a man get taken into custody, but police have not yet confirmed whether it was the driver who caused the chaos.