trying to underscore the importance that even a taser wouldn't have been appropriately used in the situation in which the gun was ultimately used. the defense is firing back and instead of talking about the differences between the taser and the weweapon, they're talki about the two devices and you're hearing that play out back and forth in the courtroom. >> it's clear she's going to testify. police officers carry great weight, usually, before a jury. but is it a good idea to have her testify? >> andrea, in this case, i think you have to have her testify and this isn't strictly analysis. part of what happens in a court ks any time it involves a killing, they almost have to take the stand and express remorse. we've seen that from her already in the body cam. she focuses on her fear of going to prison more than her concern