He would run along at reasonable speed, choose a narrow place, stop his car so as to obstruct the road, and get out with his rifle.
It seemed a long stretch down that long slope, and his car crept along while the other gradually closed the gap.

Slower and slower Kurt ran, then turned half across the road and stopped.

When he stepped out the other car was two hundred yards or more distant.

Kurt saw when the driver slackened his speed.

There appeared to be only two people in the car, both in front.