Firearm Analyst News Today

Zimmerman said point-blank he had no knowledge of this so-called stand your ground law. but today, again, his professor saying that was essentially not the case. also allowed into evidence an application to ride along with the sanford county police. again, the state trying to demonstrate that george zimmerman wanted to be a cop, was, perhaps, a vigilante, as well. so, again, that was the evidence that was introduced this morning. there was also some firearms evidence. firearm analyst testifying ...

He shot trayvon martin. i want to bring in george howell outside the courthouse. feder first of all, lets talk about the firearm analyst. explained how close these two were because o of what she learned from the residue of the gun. can you explain why that was significant. >> reporter: she explained the process. he did a distance examination where she took some of the live rounds that were in that gun that she was testing. i think there were seven. took some of those and fired shots into samples...

Zimmerman said point-blank he had no knowledge of this so-called stand your ground law. but today, again, his professor saying that was essentially not the case. also allowed into evidence an application to ride along with the sanford county police. again, the state trying to demonstrate that george zimmerman wanted to be a cop, was, perhaps, a vigilante, as well. so, again, that was the evidence that was introduced this morning. there was also some firearms evidence. firearm analyst testifying ...