Wendell Lifford (L) receives a hug from another man on the street in the Sandtown neighborhood in Baltimore, Maryland, U.S., June 7, 2019. Lifford, a former drug addict, helps run a drug addiction program at a local facility called House of Change. REUTERS/Stephanie Keith SEARCH "KEITH TOWNES" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.