CNN EarlyStart May 29, 2013 09:18:00
Keep you from doing it. >> reporter: toxicology reports showing the presence of a chemical found in marijuana in martin's system the night of the shooting may be introduced but not during opening statements. ben crunk represents martin's parents. >> this information was not relevant. it was admissible. and so we have to not let people get away with trying to pollute a jury pool. >> reporter: o'meara's request to sequester the pool of 500 jurors was denied as was the request to take them to the scene in 2012. if zimmerman is convicted, he'll spend a minimum of 25 years in prison. that detail wi...