11.   The blast knocked one of the carpenters off his ladder and blew a window out of the house, Waller said.

12.   The blast knocked people to their feet, but only three people were slightly injured.

13.   The blast knocked down the transmission tower and collapsed its top two floors, according to reporters on the scene.

14.   The blasts knocked William Brown to the ground in a church parking lot.

15.   The blast knocked all three of us to the ground.

16.   The blasts knocked her teeth from her mouth and blinded her.

17.   The blasts knocked William Brown flat on the ground in a nearby church parking lot.

18.   They were all wounded, along with another worker whom the blast knocked from the stocks, said the report, cited by the ITAR-Tass news agency.

19.   The blast knocked students sitting near classroom walls out of their seats as windows shattered and the electrical system short-circuited, it said.