the british artist david nash is imposing wooden sculptures allude to this period they're on display in the defunct factory building of a former mining equipment. maker national self lives and works in a former mining region in wales he works with wood that was originally used to build railway lines underground. taught from an old school water house because he cuts shapes out of wood using a chainsaw and scorches the surface. with his work deals with mining in the passing of time on which time as well into our exhibition project. in my course inside one big. free shuttle buses bring visitors from one exhibition to the next for instance to the mcas just museum in bits and. here photographs by alexander chignon if show ukrainian miners in the donbass region these mines are considered extremely dangerous and accidents are common. conditions here are similar to what germany's ruhr mines were once like. change of scenery here at the art museum and both artist and class kalinski is showcasing pieces inspired by sub to raney an object's view the very my viewpoint on the world beneath our fe

david louie. >> i'm so glad that justice is finally -- have final prevailed. >> you can feel the emotion and see the tears in her eyes. sheri chen was a high drolgs for the nash weather service in ohio. near hi four years ago she was accused of spying for mc. accused gathering information for a chinese official which turned out to be public information. five months later the charges were dropped. but the weather service fired her anyway. >> i was forced into deep debt just to get to -- to get justice and to defend the fact of being innocent. >> a judge just ordered sheri chen to be reinstated with back pay she is a naturalized american citizen and the chinese american community raise the over 200,000 gor for her defense. worried other asians would be unfairly branded as spy zploos i think that concern is difficult for them to express. but they see themselves in sheri chen. that makes it very concerning to them. >> a legal scholar look into espionage indictments and finds the numbers disturbing. >> as many as 20% of agen accused of espionage might be innocent. and that's a rate that's double the rate for people of other races. numbers this stark say that there