Darren Wilson was placed on leave Aug. 9, the day the white officer fatally shot 18-year-old Brown, who was unarmed and black.
Officer Darren Wilson told the St. Louis County grand jury that Brown looked like "a demon" after the first shot was fired.
Demonstrators block intersections in downtown Clayton, where the grand jury met.
Common Core aims to create consistent, high achievement goals for students across state lines, but it has become a magnet for conservative critics who say states should have more say over what students learn.
The American Civil Liberties Union is suing the Ozark Fire Protection District for denying spousal benefits to the wife of a female fire captain despite the ruling of a local judge ordering Missouri to recognize same-sex marriages from other states.
Some protesters erupted in anger after the announcement that Officer Darren Wilson won't be indicted in the shooting death of 18-year-old Michael Brown. Protesters overran a barricade and taunted police. Some chanted "murderer," and others threw rocks and other items.
Within minutes of the announcement by St. Louis County's top prosecutor, crowds began pouring into Ferguson streets to protest the decision. Some taunted police, shattered windows and vandalized cars. Several gunshots were also heard. Officers released smoke and pepper spray to disperse the gatherings.
Need to get caught up on what's happening in Ferguson? Check out our Storify of what the Missourian and other media outlets have reported so far.
The grand jury's decision resolves one aspect of the case, but additional investigations remain.
The president said first and foremost the nation is built on the rule of law. He said despite anger and intense disagreement on either side, Americans need to accept the decision that the grand jury made.
Police departments in several major cities said they were bracing for large demonstrations with the potential for the kind of violence that marred nightly protests in Ferguson after Brown's killing. But police reported that gatherings were mostly peaceful immediately following Monday's announcement.
A timeline shows the key events following the fatal police shooting of 18-year-old Michael Brown in the St. Louis suburb of Ferguson.
Missouri is the only state in the nation to not have a database aimed at tracking the names of people who buy a prescription drug, the quantity and date and other details.
Records at the St. Louis County Recorder of Deeds office show that 28-year-old Darren Wilson married Barbara Spradling on Oct. 24. A municipal judge performed the ceremony in Overland, Missouri.
Roller derby has been growing in popularity in recent years thanks to movies like 2009's "Whip It" and a growing number of skater-run leagues. The Junior Warriors, a Kansas City co-ed team of players ranging from 10 to 17, allows kids and teenagers to get into the sport.
Though a decision to indict Ferguson Police Officer Darren Wilson was expected to come down this weekend, it could take much longer.
The 31-year old Illinois man died after a shooting during a hunting trip in northwestern Missouri. The shooting appears to have been accidental, the coroner in Sangamon County, Illinois, said.
Both boys were 17 years old and died after thin ice gave way in a private pond near Savannah, Missouri.
Ben Crump, the attorney for Michael Brown's parents, said Saturday that he hadn't heard anything about a decision, and prosecutors had promised to tell him when one was reached.
Columbia's 175th Military Police Battalion is heading to Ferguson in anticipation of the grand jury decision.