Europe has been hit with a dramatic wave of arrests linked to Chechen terrorism. With the EU and Russia fighting a common enemy, these detentions have put the union's background checks on asylum-seekers under question. And as RT's Egor Piskunov reports from Austria, it's feared authorities are letting terrorists walk straight in through the door.<br /><br />RT on Facebook: http://www.facebook.com/RTnews<br />RT on Twitter: http://twitter.com/RT_com
