CNN CNN Newsroom July 1, 2013 15:09:00
Outside of the seminole county criminal justice center. zimmerman on trial is the headline. this is day six of a second-degree murder trial that has the country transfixed. it is a contentious point. who was screaming for help in the backgrounds? whose voice was it? two people were fighting, screams were heard. a neighbor jenna louder made that 911 call a. voice annan sis expert just wrapped up his testimony to what he thought about those sounds on that tape. he examined the tape. but he couldn't determine if the person screaming was trayvon martin, the 17-year-old teen ager or george zimmerma...