21.   The fire sent a cloud of black smoke into the sky that alerted neighbors who called her.

22.   Tractor-trailers were rumbling all around, sending up clouds of dust as they lurched back to the loading dock.

23.   When they received the signal, they turned the switches, setting off a thunderous boom and sending clouds of smoke into the sky.

24.   When the lights go down and the Dallas-based Miller takes the stage, pot smoke begins to drift, sending clouds of gray across the green.

25.   A fire in an office building Tuesday sent up clouds of thick, dark smoke over the Champs Elysees.

26.   A raw wind rattled stadium flag poles and sent clouds of red clay swirling across center court Saturday at the French Open, where fans wore overcoats and frowns.

27.   A fire in an office building Tuesday sent up clouds of thick, dark smoke over the Champs Elysees, the most famous avenue in the French capital.

28.   A U.N. helicopter landed at one village just as the temblor struck, sending a cloud of dust into the air.

29.   A train derailed west of this North Dakota city early Friday, sending a cloud of anhydrous ammonia gas over the area.

30.   A sudden explosion of black ash and hot gas shattered a brief lull at the Mount Ruapehu volcano Wednesday, sending dark clouds billowing into the sky.