The shooter situation at JHH is over. The lock down has been called off on the Medical Campus, and operations seem to be returning to normal. The floor where the standoff took place is still closed according to the latest news.
The latest word is that the Doctor who was shot is in surgery with non-life threatening injuries. The gunmen is dead, but apparently so is his mother, who was the patient over which the shooting and standoff took place.
More details can be found at the Baltimore Sun. Justin Fenton with the Sun has been following the action on his twitter feed, as he was stuck near the campus during the lockdown: @justin_fenton.