Congress Member of Legislative Assembly Malkhan Singh and sacked Rajasthan minister Mahipal Maderna's wife Lila Maderna were on Saturday grilled for the second day in the Bhanwari Devi missing case by the Central Bureau of Investigation in Jodhpur. Malkhan, who represents Luni constituency in Rajasthan assembly, was grilled along with Lila at the circuit house in Jodhpur.