Police Received Worried Calls Days Before North Carolina Killings. Attacks on Police, Murders, Attempted Murders and Homicides, Mental Health and Disorders, Barnes, Isaac (1988-2021), Boone (NC), Fox, Logan (Watauga County, NC, Police Officer), Ward, Chris (Watauga County, NC, Police Officer), Ligon, George (d 2021), Ligon, Michelle (d 2021)