It happened about 3:20 p.m. Thursday in Greenwood. Law enforcers saw a car with the driver's side door ajar and approached the vehicle. Police say when a trooper got to the car, the driver pulled away, striking the trooper's arm.
Authorities pursued the vehicle, which crashed in a yard. The driver was arrested. Officers say they found a meth lab in the vehicle.
Thirty-three-year-old David McCurley of Greenwood has been charged with 2nd degree assault and other offenses.
This is the second time in a week troopers have found an alleged mobile meth lab. Police in Milford arrested a driver after finding two bottles cooking in his vehicle.