ROUGH CUT (NO REPORTER NARRATION)<br/> <br />U.S. Secretary of State John Kerry and Secretary of Treasury Jacob Lew toured the Great Wall in Beijing on Tuesday (July 8).<br/> <br />The two are visiting Beijing to attend the annual U.S.-China Strategic and Economic Dialogue, a gathering launched six years ago to help the world's two largest economies manage an increasingly complex relationship. The meeting will kick off on Wednesday (July 9).<br/> <br />Kerry and Lew were accompanied to the Wall by U.S. ambassador to China Max Baucus, along with an entourage of media and security.<br/> <br />Security personnel sealed off a section of the Badaling Great Wall in the outskirts of Beijing just before Kerry and Lew arrived.<br/> <br />Lew and Kerry, waving and smiling to cameras, spent about 20 minutes touring a small section of the Wall.<br/> <br />China and the United States have close trade and business ties and work together on important international issues like North Korea.<br/> <br />But they also have deep differences
