As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DEPARTURE OUT OF DILLINGHAM FELT A SHUDDER AFTER V1 CONTINUED CLIMB, COMPANY CALLED TO INFORM US OF TIRE PARTS ON THE RUNWAY. DETERMINED THAT THE AIRCRAFT TIRE WAS DAMAGED. RETURNED TO ANCHORAGE, DECLARED AN EMERGENCY LANDING IN ANC. LEFT INBOARD MAIN TIRE LOST IT'S TREAD AND BRAKES WERE INOP.