Philadelphia investigators will provide an update Thursday on one of the city's highest-profile unsolved mysteries. Police say through detective work and DNA analysis, officers have finally identified the child known as the "boy in the box." The body of the little boy was found in a cardboard box on the side of Susquehanna Road in Fox Chase back in 1957. The boy was nude, malnourished and fatally beaten. #coldcase #truecrime https://6abc.com/boy-in-the-box-philadelphia-cold-case-watch-news-conference-live-name/12541611/