johnr:gregmcc: look at the meaning of the word flow
flow [fləʊ]vb (mainly intr)1. (of liquids) to move or be conveyed as in a stream2. (of blood) to circulate around the body3. to move or progress freely as if in a stream the crowd flowed into the building4. to proceed or be produced continuously and effortlessly ideas flowed from her pen5. to show or be marked by smooth or easy movement6. to hang freely or loosely her hair flowed down her back...edit...n1. the act, rate, or manner of flowing a fast flow2. a continuous stream or discharge3. continuous progression
when the car is stopped like it was in this case there is "no flow".
I agree the cop is wrong.
Very valid points but then does this allow drivers to use mobile phones while stopped at Red lights?
Red lights are normal flow, the question is, is an accident and the resulting stoppage normal?