TradeStation ensnared in shorting probe TradeStation, a small brokerage based in Florida, has received notice from NASD regulators that some customers may have used the brokerage for improper short sales of the naked variety. The brokerage , popular with active traders, says it faces fines for nearly 200 infractions, all of which occurred in 2004. TradeStation says the trades in question were authorized by its clearing firm, Bear Stearns. The move appears to be part of a larger crackdown that some say has largely eliminated naked short selling, though others would disagree..... http://www.thestreet.com/stocks/brokerages/10269303.html