John: What does "running a red light" mean?
(1) Sam: If I were to drive past a red traffic light without stopping, you would say, "Sam has run a red light".
(2) Sam: If I were to drive past a red traffic light without stopping, you would say that Sam has run/ran/had run a red light.
Is the verb tense in (1) correct? Which tense should I use in (2)?