Last month, a gunman ambushed a group of police officers in Dallas, Texas. He opened fire on the group and ultimately killed five policemen. Nine other were injured, as well as a couple of civilians…

by Julián Aguilar, The Texas Tribune Aug. 2, 2016 As part of our ongoing Bordering on Insecurity series, we’ve asked residents to help us report on the Texas-Mexico border by sharing their…