Start with the new developments out of Ferguson, Missouri. More arrests overnight as the city braces for a grand jury to decide whether to charge officer Darren Wilson in the shooting of unarmed... See More
Start with the new developments out of Ferguson, Missouri. More arrests overnight as the city braces for a grand jury to decide whether to charge officer Darren Wilson in the shooting of unarmed teenager Michael brown. At least 212 protesters were arrested. This grand jury is comprised of nine whites, three blacks. Ferguson is 6% black, and just four of the police officers are african-american. Let's get the latest from Alex Perez right outside the Ferguson police station. Good morning. Reporter: Good morning Dan and Paula. That grand jury has been meeting for three months already. Now things are calm here right now. But overnight, another confrontation with police and more arrests. Overnight, several arrests. Three protesters wearing masks made famous by the protest group anonymous taken into custody outside of police headquarters. But on Friday, a much more serious arrest. Federal authorities in Missouri arresting two men believed to be linked to radical groups for allegedly trying to illegally purchase guns and disrupt the demonstrations. Anger boiling over. Protesters and police going head-to-head. The anticipation building. ABC news has learned the grand jury, which has been meeting since August 20th, could be close to a vote. Deciding possible charges in the racially-divisive shooting death of Michael brown. Prosecutors saying on Friday they will hold a televised news conference to announce the results. Meanwhile the community and police bracing for the threat of more violence. Officials setting forth a list of 19 rules of engagement for clashes expected in the coming days. St. Louis county police purchasing 650 tear gas grenades, 2,000 plastic handcuffs, 6,000 pepper balls and 1500 bean bags filled with chemicals that sting the eyes and nose to disperse unruly demonstrators. More than 1,000 additional officer on the ground, and the FBI set up shop. 100 agents already here. The Ferguson mayor trying to reassure residents fearful of more unrest. I want people to understand they are going to be safe in thinker homes. The police departments are ready to protect business and life. Reporter: Some schools near Ferguson canceling Monday and Tuesday, others promising to cancel if the grand jury decision is made this weekend. Many business owners have already boarded up their windows. Worried that protests could turn violent once an announcement is made. So much tension there this morning. Thank you.
This transcript has been automatically generated and may not be 100% accurate.