Authorities said they were tipped off in February by a confidential informant who said garages and auto body shops in the city were `` equipping vehicles with special compartments to traffic drugs . '' Sinaloa drug unit informer leads to arrests , officials say . The unit says it has seized almost $ 3 million in cocaine . Members range in age from early 20s to late 40s , officials say .
Sinaloa drug unit informer leads to arrests , officials say . The unit says it has seized almost $ 3 million in cocaine . Members range in age from early 20s to late 40s , officials say .