At Facebook, the company's site-integrity team spends its days and nights scanning for spikes in what users report as spam, and other unusual activity, such as friend request rejections.

WSJ: Spam Finds a New Target

"Tepco (Tokyo Electric Power) should continue its efforts to improve the reliability of essential systems, to assess the structural integrity of site facilities and to enhance protection against external hazards, " the International Atomic Energy Agency (IAEA) said on Monday.

BBC: IAEA calls for improvements at Japan's Fukushima plant

The Committee believes this project will undermine the integrity and authenticity of the site and should be immediately halted.

UNESCO: Brasilia Field Office News Archive

There was an Iranian government official in southwestern Iran, near the site of those explosions, who suggested that these were terrorists who were trying to target Iran's territorial integrity, and he blamed the attacks on people who he said were trying to disrupt presidential elections taking place this coming Friday.

NPR: Blasts Hit Iran Ahead of Presidential Vote