bars through the weekend, likely longer. in an isolated cell under protective custody. i hope to have him released on bond, by that time i hope to have a place for him to be safe. i feel as though he needs to be locked up and just prepare his self to be held accountable for what he did. reporter: after pushing a month for the arrest, an effort that sparked a national firestorm, trayvon martin s parents say they are releaved it will play out in a courtroom and not the rallies and protests. we want him to be accountable. . reporter: a process that began this afternoon in a florida jailhouse courtroom. again the formal arraignment in the case is set for the end of may. at that time the court will likely establish a time table for the beginning of the trial here. in sanford, florida, jay gray, news4. stay tuned at 5:00, pete williams will join us live in the studio with more insight on the latest developments in the case. a fake grenade forced a building evacuation