36-year-old Michael Brandon Smith admitted to pointing a laser at a Metro St. Louis Air Support Police helicopter last May.
Michael Smith, 35, shone the light at a Metro St. Louis Air Support helicopter as its pilots searched for a burglar on Meriwether.
Total of 11 clients have come forward with charges against Lawrence Branam.
Two more incidents involving lasers pointed at aircraft are under investigation in St. Louis.
Plane lands without incident Sunday, no word on possible suspects.
If convicted he could face up to 20 years in prison.