article_snippet: police took over protest security in the St. Louis suburb Thursday.
article_snippet: St. Louis County Police and the Missouri State Highway Patrol are assuming "command of the security detail regarding protests," St. Louis County Police said, while " St. Louis County Police will remain responsible for "routine policing services" in the city.
article_snippet: This isn't the first time that county police and state troopers have stepped in to handle protest security.
article_snippet: When clashes between police and protesters boiled over last year, Missouri's governor declared a state of emergency and tapped the State Highway Patrol to take over.
article_snippet: After that emergency declaration expired in December, Ferguson Police resumed command of protest security.
highlights_snippet: State troopers and county police will take over protest security .