The Congress, however, remained non-committal on whether the controversial leader should be suspended from the party.
ED has initiated an inquiry into Kripashankar Singh's disproportionate assets after Mumbai Police lodged an FIR against him on Bombay HC's orders.
The former Mumbai Congress chief, who was a vegetable seller in 1973, now has a wealth of over Rs 300 crore.
The Mumbai Police Commissioner has been asked to prosecute Kripashankar Singh for criminal misconduct.
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