Sources close to the investigation told the Journal authorities are trying to determine whether Abdulazeez had any contact with extremists during his seven-month stay in Jordan.
Federal authorities were looking into the possibility the shooting was an act of terrorism, but say there is no evidence yet that anyone else was involved — or that the public is in any danger.
The FBI is investigating two blog posts written on Monday to determine if Abdulazeez was behind them, including one that proclaimed that life is “short and bitter” and urged readers to “submit to Allah.”
Officials have not said what weapons he used, and even the exact spelling of his first name was not clear: Federal authorities and records gave at least four variations. Residents in the quiet neighborhood where he is believed to have lived in a two-story home said they didn’t know him or his family well.
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