Officers say the handgun Zaher Jaber was waving had been stolen from Moline Acres police.
Jerome Ewing is charged in the death of Charles Williams.
Uplands Park will not become part of unincorporated St. Louis County.
Those in favor of having the county take over have cited corruption and infighting in the city’s government as reasons. Those residents started a petition in July.
The village has about 445 residents and more than 175 of them have signed a petition, asking the St. Louis County Council for a vote to dissolve.
Lamont Aikens testified he believed he had full police powers when following orders from a licensed officer.
Uplands Park could soon have no police officers, and nobody answering 911 calls.
FBI says 5-year-old found safe, charges pending against suspect.