CNN reports that the suspect shot dead in today's rampage at the Washington Navy Yard has been identified as Aaron Alexis, a 34-year-old military contractor. As of 3:59 p.m., CNN was also reporting that 12 people have been confirmed as killed in the incident.
There may still be a gunman on the loose.
"The violence started unfolding at 8:20 a.m. when several shots were fired inside the southeast Washington facility," according to the report.
The motive is not yet known.