11.   But bad weather prevented completion of several tests required by Congress.

12.   But bad weather prevented him from flying elsewhere and he ended up returning to Washington.

13.   But the heavy weather prevented any such operations Friday.

14.   Cloudy weather prevented NATO aircraft from engaging the other three targets, the general said.

15.   Cold, windy weather may prevent any world records.

16.   He said bad weather had prevented NATO bombers working with full effectiveness.

17.   However, weather prevented Peterson from catching a flight in.

18.   McGehee, who settled for a career-best second-place finish, lamented that the ominous weather apparently prevented more fans from venturing out to the track.

19.   Problem was, inclement weather prevented Penske from getting as much track time as he wanted.

20.   Qualcomm sent a Learjet to Rostov to fly Bliss to London, but bad weather prevented his departure Tuesday night.