I have found the source of Adnan Hajj's (former Reuters photographer) smoke.
note: (I added a little more smoke to Ed's picture and I think I did a better job than Hajj)
And you all thought Hajj got all that "smoke" from photo-shopping? Ha! :)
Captain, you gotta stop being such an "inspiration" to all them photographers.
Update: The Best "Photo-Gate" analisis I have found is HERE