Knowing what to do if shooting starts still hazy at colleges

Eight years after the Virginia Tech massacre led to tighter security at colleges across the U.S., some schools make "active shooter" training mandatory for incoming students, while others offer little more than brief online guidance on what to do if there's a gunman on the loose, a review by The Associated Press finds.

http://bigstory.ap.org/urn:publicid:ap.org:c16cf73e384d46deb5cdc7f80d5ef6da