source: www.msn.com By Amir Vera, Hollie Silverman, Holly Yan and Ashley Killough, CNN Ten days after he testified in the murder trial of a former Dallas police officer, key witness Joshua Brown was gunned down at his apartment complex, attorney Lee Merritt said. Brown lived across the hall from Botham Jean at Dallas’ South Side Flats apartments … Continue reading Joshua Brown, witness in Amber Guyger murder trial and neighbor of Botham Jean, shot to death in Dallas