Cooper's Hawk

Observers: Nancy & Ron
Date: 09/05/2008
Time: 11:51 PM -0400

Got a close look and photo of this Cooper's(?) Hawk today on the canals east of town. We can't seem to decide if it's a Cooper's or Sharpie. Took off after a dove but didn't catch it. Face seems like a Cooper's but the tail seemed straight like a Sharpie. Any guesses?