Oak Brook-based McDonald's on Wednesday announced its plans to raise starting pay at 1,500 company-owned stores to $1 above the local minimum wage and offer paid time off after a year of work -- but some labor advocates say the company isn't doing enough. Northfield-based Kraft has been bought out by billionaire investor Warren Buffett and the Brazilian group 3G Capital, who plan to merge the company with Heinz. We'll talk about those stories with Crain's Chicago Business reporter Peter Frost.