As late as few days before the race, promotional and financial problems threatened to cancel the event.

Poor weather on the day of the Red Rocks performance threatened to cancel the show.

It can also threaten to cancel federal contracts with any firms that refuse to change.

I threatened to cancel practice and throw a party if we didn't start having more fun.

And it threatens to cancel the "offer" if no agreement is reached "within days."

One superintendent of schools, in a desperate attempt to get his community to cough up some local money for education, is threatening to cancel football.

However, when she started to raise the subject, he exploded in a rage and threatened to cancel the whole arrangement.

Columbia further threatened to cancel the boys' contract and take them to court if they tried to sell the series.

On an August evening, a deluge threatened to cancel the show less than an hour before it was to start.

The budget crisis that threatens to cancel summer school may mean the program will not be offered this year.