Six Columbia residents sentenced in large cocaine ring

Six Columbia residents are among seven facing time in federal prison for selling cocaine in Boone County.

Yun Yi Chang and Ricardo Harrell of Columbia, and Samuel Johnson of Kansas City all pleaded guilty in a conspiracy to distribute cocaine between July 2008 and 2012.

Chang was sentenced to 13 years in prison, Harrell to four, and Johnson to 15 years.

Johnson admitted to selling multiple kilograms to Columbia resident Levi Coolley who delivered the drugs to Columbia.

Four other Columbia residents were sentenced Tuesday for their roles in the crime.