PHOTOS: A rescue operation was underway after reports of a worker dangling from scaffolding in Rosslyn. The incident happened at an office building near the Safeway store on the 1500 block of Wilson Blvd. Initial reports suggest that the man was dangling from a safety harness and that firefighters were working to quickly rescue him with a ladder truck. Wilson Blvd was blocked at N. Oak Street as a result of the emergency activity. As of 4:30 p.m., the man was reported to have been successfully rescued and safely brought back down to ground level.