Midday Movers: Blackberry, Corning, Windstream & More By: CNBC.com News July 29, 2014 at 12:48 PM EDT Take a look at some of Tuesday's midday movers: Read More >> Related Stocks: AK Steel Holding Corp AT&T Inc Atlantic Power Corp Avery Dennison Corp Caterpillar CenturyLink Chesapeake Energy Corning Costco Wholesale Frontier Communications Goldman Sachs Group Honda Motor Company ADR Las Vegas Sands MGM Resorts International Melco Resorts & Entertainment ADR New York Times Company Oshkosh Truck Corp Reynolds American Verizon Communications Wynn Resorts