The Mail has tributes to the deceased, a small analysis and some questions.

http://www.dailymail.co.uk/news/art...ggesting-device-WAS-pressure-cooker.html

This guy has some questions and pictures that deserve a look at. For what it is worth, the guy looks kind of Algerian/Western Libyan to me.

http://directorblue.blogspot.com/2013/04/photos-suspect-has-large-black-backpack.html