https://www.nytimes.com/2006/09/13/world/middleeast/13yemen.html
https://www.theguardian.com/world/2006/sep/13/brianwhitaker.mainsection
http://news.bbc.co.uk/2/hi/middle_east/5337748.stm
https://www.aljazeera.com/archive/2006/09/2008410143612556881.html