US
Body camera footage opens with an image of the console of the police cruiser as it pulls up to the downtown building
Neighbours said they were trying to intervene by yelling 'he can't hear you'
There was no known connection between the shootings
Details of the shootings and the circumstances of Greene's arrest were not made public
Twitter shut off the data access of Geofeedia, the Chicago-based data vendor that provided data to police
Suspect was believed to remain holed up inside a house with armored assault vehicle stationed in front
Incident is the latest in a string of shootings of African Americans by police that have fuelled protests and debate