The ED March 22 raided the house and office of the said "kingpin", reportedly a diamond trader by profession, and claimed to have unearthed a hawala racket worth approximately Rs.700 crore.
The Congress initiative is being seen as a counter to the BJP's video launch on Sunday. The BJP had also released a six-page booklet - "Damad shree the Vadra 'get-rich-quick' model".
BJP leader Ravi Shankar Prasad had asked the Gandhis to explain the "Robert Vadra model of development" when "there is so much unemployment and economy was down".
The video telecast had drawn forceful a counter-offensive by Priyanka Gandhi.
"Let them do more such smear campaigns. I will not keep quiet. I will keep raising my voice against their negative, destructive and shameful politics," she said after an election rally in Rae Bareli Sunday.
