I just want y’all to know that I love y’all, and I tried my hardest to be the best I could be,” Sgt. Quornelius Samentrio Radford texted his relatives at least 20 minutes before he began shooting at fellow soldiers earlier this week at his workplace in Georgia.

The soldier accused of opening fire Wednesday at his Army base in Georgia, wounding five people, had endured relentless bullying over his stutter almost as soon as he joined the military, former co-workers said.