What is the fine-grained topic of the following text: “Based on our most recent conversations, it has become clear that a definite date by which time a final decision by the U.S. DOJ will be rendered in this matter cannot be predicted,” Lawrence Byrne, NYPD’s deputy commissioner for legal matters, wrote to prosecutor Paige Fitzgerald. Only return the topic.
U.S. Department of Justice's unpredictable decision date on a legal matter according to NYPD's deputy commissioner.