An Explosion Rocked A Railway Station In China's Troubled Far-Western Region Of Xinjiang, And The State Broadcaster CCTV Said Three People Were Killed And 79 People Were Injured. The Attack Wednesday Came As President Xi Jinping Wrapped Up A Four-Day Visit To The Area. It Was Unclear Whether Mr. Xi Was Still In The Region At The Of The Blast, Which Occurred At The Rail Station In The Regional Capital Of Urumqi. Ethnic Tensions Have Been Simmering For Years In Xinjiang, The Home Of The Muslim Uighur Minority Group. In 2009, A Series Of Riots Broke Out In Urumqi, Leaving Nearly 200 People Dead, According To Official Figures. Despite A Heavy Crackdown, Violence Has Continued In The Region And Began Spreading Elsewhere In The Country Last Year. Chinese State Media Report During His Visit To The Region, President Xi Urged Government Official To Maintain Social Stability, Promote Growth, Improve Standards And Strengthen Ethnic Unity. James Leibold Is A Senior Lecturer At Australia's Latrobe University, And A Beijing-Based Ethnic Minorities Expert. He Told VOA's Victor Beattie The Xi Visit To Xinjiang Was Significant ... (Q&A Beattie / Liebold) .. Leibold Says, During His Stay, Mr Xi Visited A Uighur Family Home And A Bilingual School, Where He Encouraged Ethnic Integration And The Use Of Both Mandarin And Uighur Languages. Leibold Believes This Is Mostly Rhetoric And Expects Efforts To Integrate Uighurs In Han-Dominated Society Will Continue.