he Enforcement Directorate has summoned the mother and wife of Karnataka politician DK Shivakumar in connection with a money laundering case registered against the Congress leader in September last year. Gowramma, who is more than 80 years old, has been asked to appear on Tuesday while Mr Shivakumar's wife has been called on October 17. The probe agency has already questioned Mr Shivakumar's daughter, Aishwarya, and his brother, DK Suresh the Congress MP from Bangalore (Rural) in connection with the matter.