Rajasthan Chief Minister Ashok Gehlot, battling rebellion by his former deputy Sachin Pilot that has pushed his government to the brink, has written to Prime Minister Narendra Modi alleging attempts by the BJP to engineer defections by bribing Congress MLAs. In the letter dated July 19 (Sunday), Mr Gehlot named Union Minister Gajendra Singh Shekhawat among BJP leaders he said were involved in deal-making with rebel Congress MLAs.