A $10,000 donation by Lucy Harrell will buy three automatic external defibrillators, renew batteries in existing AEDs and provide for uniform signage about the devices that “shock” a faltering heartbeat back into rhythm.

There are about seven AEDs at locations around town, including places like the Senior Center, American Legion Hall and U.S. border station.

New locations may include the post office lobby, Chilkat Center and a yet-undetermined site out Mud Bay Road, said ambulance…