Does these indian politicians have black money in swiss banks?

Yesterday in a national TV i saw an retired income tax commissioner telling the following persons have black money in banks abroad.
1.Vilas rao deshmukh
2.Ahmed patel
3.Sharad Pawar
Supreme court lawyer Ram Jethmalani told that ex- prime miniter Rajeev Gandhi has 2.2 billion in swiss bank as per swiss news paper. He also said that Rahul Gandhi is paid money by KGB.
What do you say?