Not buying it.
Your choice. I buy it.
City of Ferguson: http://www.fergusoncity.com/
Search for Police Data Cameras (or any version thereof): http://www.fergusoncity.com/Search/Results?searchPhrase=police%20data%20camera&page=1&perPage=10
http://www.fergusoncity.com/documentcenter/view/1068 link to capital improvement plan, 2010-11 to 2011-2015. No requests for police cameras other than surveillance cameras around the PD (pg CIP-14).
http://www.fergusoncity.com/documentcenter/view/1604 - no mention of dash cams or other vehicle-mounted cameras.
So, a close review of the budget documents from 2010-2013/14 reflect a cash-poor city.