It was a day for optimism amid the exotic trees and plants in Frankfurt\u2019s botanical garden. Deutsche Bank chief executive officer Christian Sewing was there to give the annual pep talk to his top executives. The good cheer didn\u2019t last long. The morning after, on Thursday, many were confronted by a line of police cars outside their headquarters. There and at five other locations, 170 officers were looking for signs of possible money laundering, with the raids continuing the next day. And so it goes for what was once one of the world\u2019s dominant financial institutions. Sewing, the bank\u2019s fourth CEO since 2015, is trapped in the same feedback loop of negative news, rising funding costs and declining revenue that foiled his predecessor, John Cryan. Read Also| SC orders Anil Ambani\u2019s RCom to give\u00a0guarantee\u00a0of Rs 1,400 crore to\u00a0government; share price jumps 15%\u00a0 Even after months of relentless travel and endless meetings with staff and clients, the 48-year-old Deutsche Bank lifer has been unable to break out of what chief financial officer James von Moltke called a \u2018vicious circle\u2019.\u00a0 \u201cJust when you thought Deutsche Bank had left its legal troubles behind it, there\u2019s more,\u201d said Markus Riesselmann, an analyst with Independent Research who has a sell recommendation on the stock. \u201cInvestors really want to be able to focus on the bank\u2019s operating business, so this noise around them is quite unhelpful for the mood.\u201d Germany\u2019s largest lender has long struggled to work through legal issues relating to past misdeeds and Cryan called settling litigation risks an important achievement.