Fresno 's deputy deputy chief was among four people arrested on federal drug charges , authorities said . federal Police Chief Keith ##son was arrested for conspiracy to distribute and/or possess with the intent to distribute cocaine , heroin and marijuana , the FBI said . Foster , a 29-year - veteran of the Fresno Police department , oversaw patrol operations for the department 's four police districts . He has been a deputy chief since January 2007 .
Fresno 's deputy police chief was among four people arrested on federal drug charges , authorities said . Deputy Police Chief Keith Foster was arrested for conspiracy to distribute and/or possess with the intent to distribute oxycodone , heroin and marijuana , the FBI said . Foster , a 29-year-veteran of the Fresno Police Department , oversaw patrol operations for the department 's four police districts . He has been a deputy chief since January 2007 .