Passengers wait for information after Frankfurt Airport's Terminal 1 was closed as part of a security alert.<br /><br />Reports say an unauthorised person made his way past security before disappearing. <br /><br />Federal police tweeted: “In area A of Terminal 1 at Frankfurt airport, there are police intervention measures.<br /><br />“This includes an immediate boarding stop and clearing the security area in levels 2 and 3.<br /><br />“Further information will follow.”
