At that point a seemingly minor immune challenge may result in the onset of a serious medical condition.

Several challenges to the shipping laws have already gone to federal appeals courts - and resulted in contradictory decisions.

A direct challenge could result in more bodies.

His failed challenge resulted in Uncas having little land and few followers.

A proper challenge there could so easily have resulted in a goal.

The challenge resulted in an improvement in the boy's performing skills.

Never before had a single court challenge resulted in legislative action on three separate occasions to amend a standing law.

The successful challenge resulted in test scores being adjusted.

The most recent challenge resulted in a tie.

The other challenges result in having to control a race car as it navigates through a complex labyrinth.