/tags/micah-johnson Micah Johnson en-US Copyright Wed, 13 Jul 2016 11:00:00 GMT /texas-news/2016-07-13/robot-used-by-dallas-police-to-kill-gunman-sparks-debate When Dallas Police Chief David Brown announced that Micah Johnson was killed by a robot with a bomb, it raised a lot of questions that we've been trying… Wed, 13 Jul 2016 11:00:00 GMT /texas-news/2016-07-13/robot-used-by-dallas-police-to-kill-gunman-sparks-debate Lauren Silverman /2016-07-08/what-we-know-about-the-dallas-suspected-gunman Law enforcement officials briefed on the investigation have identified the gunman killed in Dallas as Micah Xavier Johnson. The Pentagon says Johnson was a military veteran who served in Afghanistan. Fri, 08 Jul 2016 18:42:00 GMT /2016-07-08/what-we-know-about-the-dallas-suspected-gunman Merrit Kennedy, Tanya Ballard Brown