Illegal migrants aren't the only issue weighing heavily on coastguards patrolling the Mediterranean. Tunisian authorities say that in addition to people, smugglers are transporting drugs to Europe. And they're becoming more innovative by day. Many are using speedboats to avoid authorities monitoring the region -- posing yet another challenge to efforts to curb migration. Subscribe to us on YouTube: http://ow.ly/Zvqj30aIsgY Follow us on: Facebook: / cgtnafrica Twitter: / cgtnafrica