A top official in the Haryana government’s land registration department was transferred hours after he initiated a probe into all the land dealings of Robert Vadra, son-in-law of Congress president Sonia Gandhi, in four districts of the State neighbouring Delhi, The Hindu can disclose. The transfer order came on October 11, 2012 — even as the country was still digesting the allegations made by India Against Corruption of a nexus between Mr. Vadra and real estate giant DLF — and strongly suggests that the dealings between the two were not just “transactions between private individuals” but may have involved the cooperation and even collusion of politicians and bureaucrats.