Huge amount of cash, diamond, jewellery, Kisan Vikas Patra and documents of benami property were discovered from the residence of Mahesh Kumar.
It was "not appropriate" to seek resignation of Pawan Kumar Bansal over the bribery scandal before CBI files a final report, Mayawati said on Monday.
Samajwadi Party, which is giving outside support to the UPA government, has said that Pawan Kumar Bansal must resign from his post.
BJP on Sunday said that Pawan Kumar Bansal was a partner in the bribery case, which saw his nephew get arrested by the CBI.
Hitting out at the Congress-led UPA government for the rail bribe, the BJP said that the Railway Minster should resign.
Day in Pics: 1st February
Showbiz World - February 1, 2015
Playboy Super Bowl XLIX Party