Going through the article and as per my knoledge it would be wrong to say passengers are racilly classified.It is the result of various terriost attacks faced by western countrier .The stringent saftey precautions that are recently undergone are only the after effects of what is seen by the world . But the saftey operations should not go to the extent so that it gives a negetive feeling.Believing in the security system is of primal importace for all of us