Scott Bierig, 11, of Youngstown, dressed as a ninja, pets ...

Special to The Vindicator | published: October 30, 2018

Scott Bierig, 11, of Youngstown, dressed as a ninja, pets Mercy, a nine-year-old Belgian Malinois police dog, during the trick or treat event at Covelli Centre on Tuesday. Mercy will be retiring from duty at the end of November. EMILY MATTHEWS | THE VINDICATOR