Patna (Bihar) [India], September 2 (ANI): Launching a scathing attack against the Bharatiya Janata Party (BJP) over caste census, Rashtriya Janata Dal (RJD) leader and Former Deputy Chief Minister of Bihar Tejashwi Yadav said that they (BJP) have already mentioned that caste census should not happen and that there is a difference between what they say and what they practice. “This is the strength of Lalu Yadav that today whether it is caste census or reservation, no one can openly say that this should not happen, but there is a hidden motive in their mind that they do not want this to happen…..