Excellent find!
Let's remember these dates:
2004
Jan. 4-8: Red Cross reports improvements at Abu Ghraib.
Jan. 13: Army Spc. Joseph M. Darby, an MP with the 800th at Abu Ghraib, leaves a disc with photographs of prisoner abuse on the bed of a military investigator.
Jan. 14: Army launches criminal investigation of Abu Ghraib abuses.
Jan. 14-15: Gen. John Abizaid, chief of Central Command, tells Gen. Richard Meyers, chairman of the Joint Chiefs, of the investigation and says it is a 'big deal'.
Jan. 16: Central Command issues one-paragraph news release announcing investigation of "incidents of detainee abuse" at unspecified U.S. prison in Iraq.
Those dates coincide with his email home.
Jan 4 2004
He sends an email and describes working on towers near Abu Ghraib