The de facto boss of Samsung Lee Jae-yong has picked up a 4 year jail sentence for bribery, along with two other Samsung executives, Choi Gee-sung and Chang Choong-ki, who were also convicted in the same trial as Lee and sentenced to four years in prison.
Ref http://www.bbc.com/news/business-41033568

This seems to be a family tradition after his father (the Samsung Chairman), Lee Kun-hee was previously given a Presidential pardon for illegal actions.
Since the verdict, Samsung shares have fallen by 1%.