COLUMBIA, Md. — A Maryland mall reopened Monday with increased security, somber memorials, and still unanswered questions about why a gunman killed two people and himself inside a store.
Crowds of shoppers were sparse in the early minutes of business, though white flowers were already scattered in a memorial fountain. As the community tried to get back to some sort of normalcy, investigators worked to piece together a motive for the shooting.
Police found a journal belonging to Darion Marcus Aguilar, 19, but they would only say that it ‘‘expressed general unhappiness.’’ The contents, however, were enough for an officer looking into the disappearance of Aguilar on the day of the shooting to worry about the teen’s safety. Full story for BostonGlobe.com subscribers.
Material from the Associated Press and New York Times was used in this report.