(Update) !

via Bloomberg: Sgrena told Rome prosecutors Franco Ionta and Pietro Saviotti that the shots didn't come from soldiers standing at a checkpoint.

`It wasn't a checkpoint, but a patrol that started shooting after pointing some lights in our direction,'' the Ansa news agency cited Sgrena as telling the prosecutors. ``We hadn't previously encountered any checkpoint and we didn't understand where the shots came from.'' ...

via Direland: Dramatic breaking news from Europe: the Nouvel Observateur 's daily news bulletin reports in a Saturday afternoon posting that Scregna says the conduct of the car in which she was being transported to liberty couldn't possibly justify the fusillade that riddled it and its occupants with bullets. "Our car was rolling along at normal speed, so it was impossible for there to have been a misunderstanding," Scregna told the Italian magistrates who've been charged with investigating the murderous incident, according to the Italian wire service Ansa-- which also says her account has been confirmed by one of the Italian secret service agents in the car with her, who was likewise wounded.

via Turkish Press: The companion of freed Italian journalist Giuliana Sgrena on Saturday leveled serious accusations at US troops who fired at her convoy as it was nearing Baghdad airport, saying the shooting had been deliberate.

(Update): E&P adds this.

This is a terrible story. I don't want to judge this tragedy too early. These articles are all International.