CHELSEA, Mich. -

Federal Drug Enforcement Administration agents raided a doctor's office Chelsea Wednesday afternoon in Chelsea.

The DEA agents were accompanied by FBI agent at the office of Dr. Anthony Choe on Commerce Park Drive in Chelsea.

Agents could be seen removing files and other items from the family practice office.

A spokesperson for the DEA confirmed that a federal search warrant was executed, but because the action was part of an ongoing investigation, there would be no further comment.