A dozen cars idle in standstill traffic on a dark winter morning; the rain and the quivering reflections of headlights on a wet street are the only signs of movement. A red light turns green. The line doesn’t budge.The back-to-back vehicles are waiting for a slow-moving train to cross this main artery of Portland’s morning commute along the west side of the Willamette River.I’m pacing and stretching next to traffic; the train has blocked my running route. I can’t see the faces of drivers through the rain, but the low grumble of idling engines is a chorus of frustration. All these people are...…A dozen cars idle in standstill traffic on a dark winter morning; the rain and the quivering reflections of headlights on a wet street are the only signs of movement. A red light turns green. The line doesn’t budge.The back-to-back vehicles are waiting for a slow-moving train to cross this main artery of Portland’s morning commute along the west side of the Willamette River.I’m pacing and stretching next to traffic; the train has blocked my running route. I can’t see the faces of drivers through the rain, but the low grumble of idling engines is a chorus of frustration. All these people are...WW…