The prosecution detained Yoo Dong-gyu, a key figure in the land development scandal in Seongnam, Gyeonggi, which began when presidential candidate..
The prosecution detained Yoo Dong-gyu, a key figure in the land development scandal in Seongnam, Gyeonggi, which began when presidential candidate Gyeonggi Gov. Lee Jae-myung was mayor. But prosecutors are dilly-dallying for fear of the impact on the presidential election. [PARK YONG-SEOK]