 In 1986, the DEA began an anti-crack campaign in New York, rounding up hundreds of buyers and street sellers, many of whom became informers.They led agents to Polanco-Rodriguez's headquarters at 2400 Webb Avenue and 2623 Sedgwick Avenue, in Kingsbridge Heights, Bronx.There, agents found bulletproof vests, automatic weapons, a gas mask and more than 100,000 empty crack vials.