Show us your RX smarts, score points and win cash. There’s a new RX Challenge in every issue of the Lexus RX Launch Tour Newsfeed. Play anytime, anywhere, even on your mobile device. Your score improves based on how fast you can answer each Challenge question. So, read all the stories in each issue and you’ll have everything you need to rock the Challenge. Cash prizes awarded with each issue! ($100 for the national leader, $50 for area leaders) . The Challenge begins next week.

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