NewsX: Nobel laureate Amartya Sen has refused to apologize to Gujarat Chief minister and BJP leader Narendra Modi for his anti- Modi sentiments. He said as an Indian citizen he is very worried that we are not doing enought to tackle sever issues.<br /><br /><br /><br />For More information on this news visit : http://www.newsx.com/<br /><br />Connect with us on Social platform at : http://www.facebook.com/newsxonline<br /><br />Subscribe to our YouTube Channel : http://www.youtube.com/newsxlive