Congress leader Sonia Gandhi's son-in-law Robert Vadra is likely to appear before the Enforcement Directorate today in connection with a money laundering case. <br />''<br />''It relates to the alleged purchase of a London-based property worth 1.9 million pounds by Vadra. <br />''<br />''Last week, Delhi court had granted interim bail to Vadra in this case and had directed him to appear before the ED and cooperate in the investigation.  <br />''<br />''The agency told the court that it had received information about Vadra's several properties in London including two houses, six flats and more properties.<br />