U.S. Attorney General Eric Holder must have been watching HLN and the Jodi Arias trial the past few weeks by adopting the "I don't know" defense made popular by the woman just convicted of killing her boyfriend in a "cruel" manner.  At a hearing Wednesday in Washington D.C. questioning him on the subpoena of AP phone records, Holder said on several occasions that "he just didn't know." Click here to hear it in his own words.