CNN CNNI Simulcast March 17, 2015 05:46:00
Protest community. >> reporter: but prosecutors say they found a .40 caliber handgun in his home that matched shell casings at the scene. he has been charged with assault, firing a weapon from a vehicle and armed criminal activity. he was already on probation on a charge stemming from receiving stolen property. the st. louis county prosecutor is skeptical of williams's story. >> he may have had a dispute with other protesters. we aren't sure we completely buy that part of it. >> reporter: they are still trying to interview witnesses and learn more about the altercation which led to the officer...