Accusing Prime Minister Manmohan Singh of "weakening" a UN resolution against Sri Lanka for its alleged human rights abuse, Chief Minister J Jayalalithaa today urged the Centre to move the world body for imposing economic sanctions on it, till minority Tamils got equal rights. <br /><br />For more log on to http://www.newsx.com<br />Follow NewsX on Facebook at https://www.facebook.com/Newsxonline