As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HYD PRESS WENT TO 0 QUANTITY, NORMAL ON DESCENT INTO BDL. RECOVERED PRESS WITH TRANS PUMP ON. DECLARED EMERGENCY AND LANDED UNEVENTFULLY. BLED AIR FROM LEFT HYD RESERVIOR, RAN LEFT ENGINE, CYCLED ALL FLT CONTROLS THRU SEVERAL TIMES. SERVICED AND BLED AIR AGAIN. HYD PRESSURE NOW NORMAL WITH LEFT ENGINE OR TRANSFER PUMP.