Story highlights Laquan McDonald, 17, was fatally shot by Chicago police in 2014

Dashcam video contradicted nearly everything police initially said happened

(CNN) In the latest step of an ongoing effort to heal the mistrust between Chicago law enforcement and city residents, the head of the police department formally moved to fire five officers involved in the fatal shooting of teenager Laquan McDonald in 2014.

Chicago Police Superintendent Eddie Johnson filed administrative charges against Officers Jason Van Dyke, Janet Mondragon, Daphne Sebastian, Ricardo Viramontes and Sgt. Stephen Franko on Tuesday.

Their cases will be heard by the Chicago Police Board, which will rule if the officers will be terminated.

The proceedings will begin September 19 with an initial status hearing.

A statement given to CNN by the department says the officers gave false statements during the investigation into McDonald's death.

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