California announces pilot programs for autonomous vehicles, allowing companies to offer passenger service with or without a trained driver; rides must be free (Patrick Lucas Austin/Gizmodo)

Patrick Lucas Austin / Gizmodo: California announces pilot programs for autonomous vehicles, allowing companies to offer passenger service with or without a trained driver; rides

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In India, Amazon and Walmart have a formidable rival, the small “kiranas” that offer instant delivery, interest-free credit, and other personalized services (Eric Bellman/Wall Street Journal)

Eric Bellman / Wall Street Journal: In India, Amazon and Walmart have a formidable rival, the small “kiranas” that offer instant delivery, interest-free credit, and

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