Pike County officials have released the name of the deputy who fired his weapon during an incident at Lodi on Friday, Aug. 30, 2024, killing a knife-wielding suspect. Sheriff Travis Hill identified the deputy, who is still on administrative leave, as David Walker of Amity (Pike County). Walker is a resource officer at Centerpoint Public School District. As is standard in such cases, Walker was immediately given a drug test, which Hill said he passed.