Union Minister Nitin Gadkari threatened to file a criminal defamation case against Congress Vice President Rahul Gandhi on Friday unless he apologised for his comments on External affairs Minister Sushma Swaraj.<br /><br />For More information on this news visit : http://www.newsx.com/<br />Connect with us on Social platform at : http://www.facebook.com/newsxonline<br />Subscribe to our YouTube Channel : https://www.youtube.com/user/newsxlive