An investigation has been launched in the US state of Texas after a mass grave of unidentified migrants was found by researchers. The discovery was made in the town of Falfurrias near the Mexican border. So far, more than a hundred bodies have been removed, but many were found stuffed into bags and piled on top of each other. Subscribe to our channel http://bit.ly/AJSubscribe Follow us on Twitter https://twitter.com/AJEnglish Find us on Facebook https://www.facebook.com/aljazeera Check our website http://www.aljazeera.com/