16 Dec 2020 / 01:14 H. * Banks already fined for anti-money laundering failings * Swedbank, SEB say already acknowledged U.S. probes * Shares in all three banks fall on Dagens Industri report (Adds FBI declined to comment) By Simon Johnson and Colm Fulton STOCKHOLM, Dec 15 (Reuters) - The Department of Justice (DOJ) and FBI are investigating SEB, Swedbank and Danske Bank over possible breaches of U.S. anti-money laundering regulations and fraud, Swedish newspaper Dagens Industri reported on Tuesday, sending the banks' shares lower. Sweden had received requests for help from U.S. authorities ...