may have started plotting three years ago. investigators are saying that gunman syed rizwan farook took out a loan in november. they say half that money went to farook's mother. they don't believe it went to finance the attack. we are learning more about the man who was the original buyer of two assault rifles used by the shooter. enrique marquez bought ar-15s in 2011, 2012, gave them to farook soon after. they don't think he was involved in the san bernardino attack. they believe farook was consulting with someone back if 2012. more on the investigation now from justice correspondent pamela brown. >> well, christine, allison, we are learning investigators along with someone else may have been plotting an earlier attack in california according to two u.s. officials i have spoken with. one of the officials conspired if 2012 and a specific target