Apple concerns, cord cutting lead this week’s biggest business stories By: MarketWatch August 07, 2015 at 12:15 PM EDT High-flying stocks stumble, prompting worries about the bull market, says Phil van Doorn. Read More >> Related Stocks: Apple CBS Corp Cablevision Systems Chevron Corp Coca-Cola Company Comcast Corp Discovery Comm Inc Discovery Communications Keurig Green Mountain Netflix Time Warner Time Warner Cable Twenty-First Century Fox Viacom Walt Disney