TOKYO (Reuters) - Sony Corp is likely to say it returned to an operating profit for July-September after it sold a chemicals business, but investors still aren't sure a consumer electronics revamp will deliver the profit growth the group seeks. Sony shares, valued at less than $12 billion, have dropped 19 percent since end-June and its 5-year credit default swaps - the cost of insuring against debt default - have jumped by almost 60 percent. The benchmark Nikkei average is down by less than 1 percent. ...
