Oklahoma County Sheriff John Whetsel says use of police robot to kill Dallas gunman Micah Johnson was an "excellent idea" but there are always lessons to be learned. KFOR's Kristen Shanahan reports.July 11, 2016
UP NEXT
Suspect in custody in connection with deaths of four Muslim men in New Mexico
01:49
Wisconsin GOP primary for governor remains close as candidates react to FBI raid of Mar-a-Lago
03:17
Biden signs bill to boost competition in global computer chip production
02:12
Medical review finds Brianna Grier died of blunt force trauma
03:10
What the FBI's next steps are after search at Trump's Mar-a-Lago home
09:10
Friends and family searching for missing 16-year-old girl in California