HELP US!!!

SOMEBODY IS USING A FAKE ACCOUNT NAMED 'NAWSHIN', WHICH IS A CARBON COPY OF MY SISTER'S PROFILE NAMED ''NAWSHIN IQBAL''. AUTHORITY SHOULD TAKE STEPS TO REMOVE THIS FAKE USER....THIS UNCULTURED GUY ALSO PROVIDING MY SISTER'S PHOTOS IN HER (OR HIS, WHO KNOW?) FAKE PROFILE. IF YOU PEOPLE HAVE ANY DOUBT, JUST CHECK BOTH 'NAWSHIN IQBAL' & 'NAWSHIN'.....THERE ARE PHOTO CAPTIONS IN EVERY PHOTOS OF MY SISTER'S PROFILE (NAWSHINIQBAL), BUT THE FAKE NAWSHIN DON'T HAVE...