specifically looking into suspicious trades in the clorox company. icahn bought a 9.1% stake in the company in february of 2011 and in july, he made a $10.2 billion bid to buy the company, causing the stock to jump. well, investigators are examining some highly risky trades of clorox shares made by walters and mickelson four days before the bid. this suggestion is icahn tipped them about his bids. both icahn and mickelson are denying that there is a probe. e icahn telling the journal, quote, we do not know of any investigation. we are always very careful to observe all legal requirements in our activities. mickelson's lawyers saying phil is not the target of any investigation and walters is