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Get a sneak peak at what's being revealed at this years Electronic Entertainment Expo with USA Today Gaming Contributor Marc Saltzman.
03:55 — Tech expert Marc Saltzman tells us about some alternative energy sources for your gadgets.
04:02 — Tech expert Marc Saltzman explains how a few high-tech gadgets and phone apps can help you get in shape.
04:01 — Tech expert Marc Saltzman takes a look at the future of the video game industry with CNN's Poppy Harlow.