UK trader sought in U.S. over flash crash due in court on Wednesday

"He will appear in Westminster Magistrates' Court tomorrow," a spokesman for London's Metropolitan Police said.

Navinder Singh Sarao was criminally charged on charges of wire fraud, commodities fraud and manipulation, the U.S. Justice Department said earlier on Tuesday. It also said it planned to request that he be extradited to the United States.

(Writing by William Schomberg; Editing by Janet Lawrence)