1.   I hear their planes roar overhead, leaving a trail of snow across the sky.

2.   An enemy plane roared overhead, its guns blazing.

3.   Enemy planes roared over, firing into the water.

4.   Every day, huge cargo planes roar in, laden with relief supplies paid for by taxpayers around the world.

5.   Forty-five minutes later, a U.S. plane roared above, heading south toward Kabul.

6.   Nearly the only traffic here, as NATO planes still roared overhead, was military.

7.   Planes roared over, letting loose bombs that terrorized her family and killed her neighbors.

8.   Planes roared, thunder boomed and the public address system crackled like gunfire, its startling blasts causing a delay minutes before the rain began pouring down.

9.   Stapleton will be put up for sale, with the city hoping that busy industrial parks and peaceful suburbs will be built where planes once roared.

10.   Then suddenly, out of the morning mist, exotic fighter planes roar into view.