THE WAY BAPU IDENTIFIED THE BRITISH... THE WAY ULFA IS IDENTIFYING INNOCENT BIHARI LABOURS TO KILL THEM.. YOU NEED NOT HAVE TO CHECK ID CARDS OF THEM.. AND IF YOU FEEL THAT THERE IS NO DIFFERENCE BETWEEN A BANGLADESHI & ASSAMESE PERSON TO IDENTIFY- ACCEPT THEM AS ASSAMESE! AFTERALL OPPOSITE OF "DIFFERENT" IS "SAME"....