EXCLUSIVE: Saudi Arabia ‘warned the United States IN WRITING about Boston Bomber Tamerlan Tsarnaev in 2012’
http://www.dailymail.co.uk/news/article-2317493/Saudi-official-Kingdom-warned-United-States-IN-WRITING-Boston-Bomber-Tamerlan-Tsarnaev-2012-rejected-application-entry-visa-visit-Mecca-2011.html
Thanks for the link!