The Enforcement Directorate today summoned Congress president Sonia Gandhi and her MP son Rahul Gandhi to appear before it on June 8 regarding a money laundering case relating to the National Herald newspaper. Congress MP Abhishek Manu Singhvi at a press conference today confirmed that Ms Gandhi will appear on the said date if required but the party will write to the probe agency seeking some accommodation for Rahul Gandhi. Mr Sanghvi also said there is no evidence of money laundering or of any money exchange.