Bomb in ceiling caused Jordan hotel blast – source

A blast at the Radisson hotel in the Jordanian capital Amman on Wednesday was caused by a bomb placed in a false ceiling, police sources at the scene told Reuters.
http://www.msnbc.msn.com/id/9980123/

The above brief report contradicts all the stories about “suicide bombers” but is substantiated by the photo printed below.

A Jordanian policeman stands guard at the Radisson hotel Amman, note the damaged ceiling and, in the background, the relatively undamaged walls.

The scene in the aftermath of the bombing at the Hyatt Hotel, Amman. Again, note the damaged ceiling: was the same method used here too?