US Stock Futures Tumble; World Bank Lowers Global Growth Outlook By: Benzinga via Benzinga June 11, 2014 at 07:31 AM EDT Pre-open movers US stock futures dropped in early pre-market trade, ahead of earnings from H&R Block (NYSE: HRB). The World Bank ... Read More >> Related Stocks: AbbVie Aehr Test Systems Bayer Aktienges ADR Boeing Co H&R Block Regeneron Pharmaceuticals