The Manhattan district attorney`s office will file a motion recommending assault case be dropped.
A New York tabloid claimed Nafissatou Diallo was a prostitute and was after Strauss-Kahn`s money.
Recusals are rare in US, though special prosecutors can be asked to take over in few circumstances.
The New York Post has alleged the Guinean hotel maid often traded sex for money with male guests.
Day in Pics: 20th December
Showbiz World - December 20, 2014
People Magazine Awards 2014