The Hood River Police Department says it recovered pure fentanyl at the scene of an automobile crash after a driver failed to stop for a police officer.  According to an HRPD statement, an officer attempt to stop the vehicle on Sunday when he observed erratic driving behavior with the City limits.  The driver failed to stop and the officer discontinued the attempt to the stop the vehicle when it became unsafe.  Later, the vehicle was discovered after crashing on Interstate 84 near milepost 55, and the driver apparently fled on foot.  Attempts to locate the suspect were unsuccessful, but recovered from the scene were 21 grams of suspected pure fentanyl and a stolen firearm.