Our colleague Rob Bluey notes that in an apparent response to a challenge by Glenn Greenwald, General David Petraeus has had an interview with Alan Colmes. (It’s unfortunate that Greenwald was apparently unaware of the interview, as he’s failed to note it on his blog–either to alert readers in advance or to acknowledge it subsequently.) The criticisms of Colmes and Greenwald make clear that war opponents on the left are preparing for a positive progress report in September by trying to undercut Petraeus’s credibility. The Colmes interview constitutes a good preview of the criticisms Petraeus is likely to face surrounding his September 15 report to Congress. (Listen to it at the link above, or read the transcript here.) Echoing Greenwald, Colmes asks Petraeus to respond to allegations that he is essentially, a cheerleader for the war who is unable to render an objective opinion on progress in Iraq. When Colmes asks the general about statements of progress in Iraq dating to 2004 for example, Petraeus says: