Wall Street looks on course for a steep move downward on Thursday, as trading was halted in the Chinese market for a second session in a week. The yuan’s weakness is triggering growth concerns, which is spreading panic. Consequently, money is moving out of all risky bets. Oil is declining by over $1-a-barrel and gold is surging higher on its safe haven appeal and so is the yen. The dollar is firmer against most currencies, except the euro and the yen. Given the negative premonition, the markets could hardly be turned on by the jobless claims data, some Fed speeches and chain store sales, all scheduled for the day