Navinder Singh Sarao, a 36-year-old British trader, was arrested Tuesday in connection with the "Flash Crash" in 2010. The sudden slump in share prices wiped about 9% off the Dow on May 6, 2010, worth around $1 trillion (£669 million) in value. Sarao was reportedly running the operation from his parents' house in Hounslow, west London. US authorities have for some time believed that the crash was the result of market manipulation, but they were unable to peg it to a source until now. Sarao is accused of placing enormously large sell orders for "E-Minis" (US stock futures) to create the appearance of a large supply to ... (full story)