Former Congress President Sonia Gandhi’s Son-In-Law, Robert Vadra visited Tirumala hill shrine and offered prayers to Lord Venkateswara Swamy this morning. Vadra who had spent his night atop the hill town took part in the Suprabhata seva performed inside the hill temple in the wee hours of Saturday. He was well-received by the officials of TTD and presented him with a memento and laddu prasadam of the deity.