ST. LOUIS – The four St. Louis Metropolitan police officers indicted on federal charges, pled not guilty Thursday morning.

On Nov. 29, Dustin Boone, Bailey Colletta, Randy Hays and Christopher Myers were indicted in the U.S. District Court for the Eastern District of Missouri. Charges include, suspicion of lying to the FBI and the use of excessive force related to the assault of an undercover St. Louis police officer during a 2017 protest following the Jason Stockley court ruling. All four were suspended from the department without pay.

During the arraignment, the officers had their charges read off to them and then they entered their plea. All four pled not guilty.

The victim, a 22-year veteran St. Louis Metropolitan police officer was working during the protests but was doing so in an undercover capacity to record and document criminal activity so other officers could lawfully arrest individuals who were committing crimes.

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Count one of the indictment specifically alleges that Boone, Hays and Myers violated the undercover officer's constitutional rights when they used unreasonable force on him. Their actions resulted in bodily injury and included the use of a dangerous weapon. It also alleges they threw the undercover officer to the ground and kicked him while he was compliant and not posing a physical threat to anyone.

Count two charges Boone, Hays and Myers with conspiracy to obstruct justice for conspiring and agreeing to engage in misleading conduct toward witnesses to prevent information about their criminal conduct from reaching federal authorities.

Count three of the indictment also charges Myers with destruction of evidence for knowingly destroying and mutilating the undercover officer's cell phone with the intent to impede, obstruct, and influence the investigation into the arrest and assault of him.

Count four charges Colletta with corruptly attempting to obstruct, influence, and impede federal grand jury proceedings by engaging in a series of misleading assertions and false statements when she testified before the grand jury.

Count one carries a maximum penalty of 10 years in prison. Counts two, three, and four each carry maximum penalties of 20 years in prison. all four counts carry a maximum fine of $250,000.