here's a timeline for the Martin-Zimmerman shooting. Notice the interesting thing?
*1911:12 - Call received from George Zimmerman reporting suspicious person
1913:19 - Zimmerman relays that suspicious person is running from him
1913:36 - Dispatcher asks Zimmerman if he is following suspicious person
1913:36 - Dispatcher advises Zimmerman "Okay; we don't need you to do that"
1915:23 - Approximate time call with Zimmerman ends
1916:43 - 911 call placed by (blacked out name) where Zimmerman is heard screaming for help
1917:20 - Shot fired; screams from Zimmerman cease
1917:40 - Officer T. Smith arrives on scene
1919:43 - Officer T. Smith locates and places Zimmerman in custody.
*The Seminole County Sheriff's Office, which handled the call, reported it came in at 1909:34.
1. Zimmerman is the screamer
2. Source: The office of Special Prosecutor Angela Corey from the Report of Investigation prepared by Sanford police Investigator Chris Serino.
http://articles.orlandosentinel.com/...
Not sure how that fits in with the 2 acoustic people who thought it was Trayvon Martin. I'm guessing it was the report from the initial report of the killing. But it will certainly be of benefit to the defense.