Department of Justice, the Securities and Exchange Commission and other government agencies have developed investigations into subjects including energy trading, possibly bribery in hiring practices in China, possibly fraudulent sales of mortgage securities.The multiple probes are driving the higher costs for litigation, the company said on Monday. Chief Financial Officer Marianne Lake said then that the legal tab was still being calculated and promised to provide more details when the company next reports quarterly results on Oct. 11.The company spent about $5 billion, pretax, on litigation in each of the past two years.This year JPMorgan's legal costs are likely to reach similar levels, analyst Charles Peabody of Portales Partners has said.JPMorgan reported $21.3 billion in net income for 2012.London WhaleThe bank's chief investment office gambled on credit derivatives, losing $5.8 billion (so far), and its trading desk may have tried to hide the losses from the home office.The R