1.   Although initial reports described a midair explosion, airport officials said they believed the plane had first crashed and then exploded.

2.   Investigators have said the midair explosion that destroyed the plan could only have been caused by a bomb, a missile or a catastrophic mechanical failure.

3.   Scientists in California have developed aircraft cargo containers that could withstand midair explosions.

4.   Some television and news reports mentioned Yousef in connection with the search for the cause of the midair explosion.

5.   Witnesses reported a midair explosion and falling debris, but officials said mechanical failure may have been to blame.

6.   A midair explosion on a Brazilian jetliner Wednesday hurled a passenger to his death over Sao Paulo, and police were investigating the possibility of a bomb.

7.   A midair explosion might also scatter the wreckage over a larger area, he said.

8.   A midair explosion on a Brazilian jetliner Wednesday hurled a passenger to his death over Sao Paulo.

9.   As the balloon continued its ascent, propelled by the heat from the flames, gas tanks inside the balloon ignited and caused a midair explosion.

10.   Smaller parades were held elsewhere in India, including one in the troubled northern state of Kashmir that was disrupted by a midair rocket explosion.