Anthony Warner, 63, was responsible for the explosion, which damaged dozens of buildings and injured several people. Warner died in the blast and officials have not released a motive.Pack did not release additional details about what the packages from Warner contained but he urged anyone who may have received material from Warner to contact the FBI at 800-CALL-FBI.The bombing occurred Christmas morning well before downtown streets were bustling with activity.
Police were responding to a report of shots fired Friday when they encountered the RV blaring a recorded warning that a bomb would detonate in 15 minutes.