COLUMBIA, Mo. (KMIZ) A Jefferson City business owner who was already accused of withholding more than $935,000 in employee wages has been charged in federal court with harboring several people with “an illegal immigration status.” Federal court documents accuse Danny Cheng -- who owns Dragon Kitchen in the 2200 block of Missouri Boulevard – of running a “dormitory” of people who were not citizens in the 800 block of Crestmere Court. Court docume…