many in xinjiang, like the uighurs, speak turkic languages. many of these muslims feel oppressed by china for cultural and economic reasons. some seek a breakaway state of east turkistan. some have used violence, and the chinese government tries to crush their movement. hui are loyal chinese and are found throughout china. they speak the dominant languages of the places where they live. now we get into the issue of race and ethnicity. many people, uh, believe that, uh, these are... this is a group of people that is really of han chinese race but islamic religion. the hui themselves don't see it that way. they see themselves as the descendants of the earliest muslims in china, who were arabs, persians, turks, some mongolian muslims and others. narrator: geographer chai yangwei grew up near here. after studying in japan, he returned to china to attend beijing university. today in lanzhou, he's back exploring hui culture in a wholesale market. spice has always been on of the most important products traded at the market. chai yangwei meets with ma

at that -- uighur asylum seekers last july.hey say they are part of a people smuggling gang, but that does not explain why they would carry out such an attack. in the early stages, the police issued 17 arrest warrants, most of them for foreign muslims. these days, we hear little about the hunts for the 15 that are at large and probably overseas. cape on trial have been isolated with only their lawyer and high officials -- and thai officials. this is a military court in this trial may not eliminate proof about a bombing that killed 20 people and injured more than 100. -- illuminate proof about a bombing that killed 20 people and injured more than 100. katty: our understanding of the human brain is undergoing a revolution. -- technology is an enabling is enabling researchers to grow and map brains, leading to better understandings of mental illnesses and possibilities for their treatments. has beenlsh investigating. his report contains graphic images of the human brain. gus: it is a privilege to examine the right hemisphere of th

the official is evaluating how many more uighurs are needed. -- how many more workers are needed. allyson: the so-called affluenza teen will appear in court this morning to learn whether his case will be moved to adult court. ethan couch was moved from a tarrant county juvenile facility to an adult jail two weeks ago. couch was 16-years-old when he drove drunk and caused a crash that killed four people in dallas. if a judge moves the case to adult court and he violates probation, couch could be sent to prison. geoff: justice antonin scalia's body will be laid in repose today in the great hall of the supreme court building. a private ceremony will be held before the public is invited to this honor was last given to chief justice william rehnquist in 2005. as part of supreme court tradition, a black drape is also hung over the courtroom doors, scalia's chair on the bench, and the bench itself. the funeral is expected to be held on saturday. allyson: a 16-year-old boy is in critical condition after a helicopter made a crash landing in the waters of pearl harbor, hawaii. good samarita

investigators are waiting uighurs identification. >> a crime alert in wadsworth. police are warning of a sharp increase in burglary and home invasion investigations. officers ask people who live they notice any unusual or unfamiliar vehicles or people or anything unusual going on in their neighborhood. >>> hey, it is that time of year, the american red cross is holding its annual give from the heart blood drive. can you roll up your sleeve and donate until 7:00 tonight in mayfield heights. everyone who shows up there can get free food and gifts. there is even live entertainment while you donate. >> reporter: coming up on cleveland 19 news a massive train derailment south of cleveland and getting word of >>> two people hurt after this train derailed in marysville, ohio. two engines jumped the rails on the way to the honda plant causing cars to flip. the cause is under investigation. >>> emergency responders were on the scene after two trains collided in germany. trains crashed head on derailing several cars killing at least 9 people injuring more than 100 others. t

one of the earliest examples was when the president balked at bringing the uighurs to the united statespportunities continue up until now. i think ultimately the are two things that have to happen. two things the president has to do in order to close the prison. what is he needs to get his own house in order. he needs to get all of the agencies in his administration moving in the same direction to implement its mandate to close the prison. there's a dynamic that exists. i think everyone is aware of it if you follow this issue. the state department is trying to transfer people. you have the defense department which is up stopping at the link this at times. that needs to end and that needs to come from the president. the second thing that needs to happen is there needs to be some fundamental policy changes. as an outsider it seems like the administration continues to adhere to policies that adhere to policies and sentences never really make any sense. for example, the resumption of the military commission system. or adhering to policies that may be made since in 2342006, even 2009 potomac

. -- uighurs spent that was a defining moment. >> exactly.n which they sort of lost the momentum, which they could have decided that they're going to try to regain. we are in a period of absolute drive towards that. there's a plan coming, 16 people left. but like come in the administration gave where did it go off the rail? >> i don't think for the administration so i can't answer that question. >> so in your view? you're right, i should have asked for the administration. it's just where did it go wrong? >> it went wrong early. it went wrong really early. even by the archives o of speech you already knew you were the wrong place to do with like four months. something happen. i know some people have said it was, after obama took office they were the first not guantÁnamo related, the first truly series interrupted attacks against, plots against u.s. soil in the first 11 months after obama came into office that we've seen since 9/11. and in that period of time, a lot of things, i'm not sure these are separate but that happened, not all of it hap

2009, you know, one of the earliest examples was the -- when the president balked at bringing the uighursunited states. but you know these missed opportunities to continue up until now. and you know, i think ultimately there are two things that have to happen. two things that the resident has to do in osrder to close the president. he needs to get his own house in order, as it were. he needs to get all of the agencies are in his administration moving in the same direction to implement his mandate to close the prison. you know there's a dynamic that exists now, i think everyone is aware of it, if you follow the issue, state department is trying to transfer people, you have the defense department which is obstructing and delaying this at times. and that needs to end. and that needs to come from the president. second thing that needs to happen is there needs to be some fundamental policy changes. as an outsider, it seems like the administration continues to adhere to policy sthaz in some instances never made any sense. for example, resumption of the military commission system or adhering to