1.   There was a muffled explosion, and the air beside the sergeant seemed to split apart.

2.   We could just make out a muffled explosion from deep inside the mine.

3.   As the fighting broke out, muffled explosions could be heard as far away as Jerusalem, more than five miles south of Ramallah.

4.   At that moment, a muffled explosion could be heard.

5.   A few seconds later, there was a muffled explosion over the ridge.

6.   All morning long, the mountains echoed with muffled explosions as workers used mortars to trigger avalanches and make the steep slopes safe for skiers.

7.   Then, a muffled explosion.

8.   Personnel at the privately operated home reported hearing a muffled explosion before the fire, police said.

9.   A few muffled explosions could be heard near the southern villages late Wednesday, though there were no signs of damage or widespread trouble.

10.   A few muffled explosions could be heard near the southern villages late Wednesday, although there were no signs of damage.