Deutsche Bank sues over $1.6 billion in claims against Bernard Madoff’s bankrupt investment advisory business https://t.co/0AuOETdUyR
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: Deutsche Bank sues over $1.6 billion in claims against Bernard Madoff’s bankrupt investment advisory business https://t.co/0AuOETdUyR
### Response: negative