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workplace accident, yet he rises from his wheelchair to his full 6-foot-2-inches and walks across the room with help from a lightweight wearable robot.
• The technology has many nicknames. Besides "wearable robot," the inventions also are called "electronic legs" or "powered exoskeletons." This version, called Indego, is among several competing products being used and tested in U.S. rehab hospitals that hold promise not only for people such as Gore with spinal injuries, but also those recovering from strokes or afflicted with multiple sclerosis and cerebral palsy.
• Still at least a year away from the market, the 27-pound Indego is the lightest of the powered exoskeletons. It snaps together from pieces that fit into a backpack. The goal is for the user to be able to carry it on a wheelchair, put it together, strap it on and walk independently. None of the products, including the Indego, are yet approved by federal regulators for personal use, meaning they must be used under the supervision of a physical therapist.
• Gore, 42, of Whiteville, N.C., demonstrated the device this week at the American Spinal Injury Association meeting in Chicago, successfully negotiating a noisy, crowded hallway of medical professionals and people with spinal injuries in wheelchairs.
• When he leans forward, the device takes a first step. When he tilts from side to side, it walks. When Gore wants to stop, he leans back and the robotic leg braces come to a halt. Gore uses forearm crutches for balance. A battery in the hip piece powers the motors in the robotic legs.
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• WASHINGTON (AP) -- Politicians love few things better than a scandal to trip up their opponents, and Republicans hope last year's fatal attack on U.S. diplomats in Libya will do exactly that to Hillary Rodham Clinton and other Democrats.
• History suggests it might be a tough lift. The issue is complex, the next presidential election is more than three years away, and a number of reports and officials have disputed criticisms of Clinton's role when she was secretary of state.
• Still, Republicans and conservative talk hosts are hammering away at Clinton's and the Obama administration's handling of the 8-month-old tragedy. A daylong House Oversight Committee hearing Wednesday starred three State Department officials invited by Republicans. Security was poorly handled in Ben

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