CBS 58WAUWATOSA, Wis. (CBS 58) -- Wauwatosa police are searching for a man who stole a concrete saw from construction workers and threatened to shoot one of them in a parking lot Tuesday morning, July 28. Officers responded to the Aldi at on Burleigh at around 8:50 a.m. for a report of an armed robbery, police say. A man approached the workers, grabbed the saw, valued at $1,500 and ran. When one of the workers chased him, the man threatened to shoot, causing the worker to stop, police say. The suspect allegedly fled in a vehicle and has not yet been located.