Detailed text transcripts for TV channel - MSNBC - 20120420:14:24:00
>> i think i've answered the question. >> okay. the struggle that ensued, we have what we call ear witnesses concerned the struggling, correct? so we know a struggle ensued. you have evidence of that. >> yeah. >> witnesses heard people arguing, somebody struck. during this time, witnesses heard someone call for help. some of this was recorded. trayvon's mom -- trayvon's mother reviewed the 911 call and identified the voice crying for help as trayvon's voice. did you do any forensic evidence on that voice on the tape? >> did i? >> did you or are you aware of anything? >> the orlando seminole ha...