WRC News 4 At 11 September 17, 2010
those shootings happened at johns hopkins in bolt moaltimor. the gunman took his own life after shooting his mother and her doctor. we're learning more about t gunman's life and work in the washington area. we begin with dorothy spencer live in baltimore. dorothy. >> doreen, it's obvious the gunman was extremely upset with his mother's doctor. what exactly set him off remains a mystery tonight. baltimore this morning, shot and wounded an ortpedic surgeon, shot and killed his mother, then took his own life. authorities say he became distraught while talking to dr. david cohen about hi...