The race was marred by a poor track surface.

Those who claimed this believed that the great race was marred by it.

That race was marred by a spill on the turn.

However, the race was marred by the death of a number of competitors.

The race was marred by the large number of accidents and casualties.

The race was marred by a violent crash in the final practice session.

The race was marred by several crashes with two drivers taken to hospital.

The race was marred by the death of Cherrykino.

The race was marred by a serious accident in the first heat.

The race was marred by controversial scoring and huge financial losses to the city.