 57-year-old Rodney Arlen Smith and 21-year-old Zachary Howard were arrested Wednesday in the Knight Avenue lot after officers responded just before 8.30 a.m. Smith was charged with controlled substance crime in the first-degree sale. Howard was charged with aiding and abetting controlled substance crime in the first-degree sale. Authorities say the sale involved 17 grams or more, though it didn't say what type of drugs were found.