It centered on alleged comments in which someone was quoted as saying they wanted to hire someone to kill the governor. MSHP Captain Tim Hull says they wrapped up their investigation this afternoon.
Corey Allen, the assistant police chief in the small Metro East community of Centreville, has been indicted by a grand jury for making false statements to federal agents.
U.S. Attorney Stephen Wigginton says a federal grand jury found that Allen, 31, lied when he told investigators that he had not sold a gun to a convicted felon. The indictment alleges that Allen sold the felon, who has not been named, the gun in May, 2012.
The Supreme Court has rejected an Illinois prosecutor's plea to allow enforcement of a law aimed at stopping people from recording police officers on the job.
The justices on Monday left in place a lower court ruling that found that the state's anti-eavesdropping law violates free speech rights when used against people who tape law enforcement officers. The law sets out a maximum prison term of 15 years.