By Mark Mix
Home day care providers would be forced into unions
Independent voices from the TWT Communities
"We've had decades of studies and experience with alcohol," said Washington State Patrol spokesman Dan Coon. "Marijuana is new, so it's going to take some time to figure out how the courts and prosecutors are going to handle it. But the key is impairment: We will arrest drivers who drive impaired, whether it be drugs or alcohol."
In Washington, police still have to observe signs of impaired driving before pulling someone over, Coon said.