We (2/3) took over that AO Aug of 2006, and my take from talking to locals is that it didn't go down like he's being accused. Given the fighting we were involved in, his report sounds legit. Locals were upset about the 15 civilian casualties, but did not see it as a rampage - the insurgent propaganda machine aka the media pumped it. Meanwhile 3/1 came out of that deployment with a whole lot of accolades. I think an imbedded reporter with 3/1 saw a meal ticket and ran with it.
We had an imbedded reporter on our second tour in fallujah who, despite signing a press agreement, published graphic photos of the aftermath of a suicide bomber that killed my boss (LtCol Galeai), a good buddy (Capt. Phil Dykeman), and a Corporal of Marines who extended a year to go with us for a 3rd tour. Idiot put photos on his blog page, with commentary - totally tasteless, worst type of journalist. Once the word got out, there were platoons volunteering to take him on a patrol ...