Completely true, and completely vile. The truly sad thing is that a politician can't win on a platform of abolishing slavery in states filled with the descendents of slaves.
While those working at private companies can at least earn a little money, they face possible punishment if they refuse, from being denied family visits to being sent to higher-security prisons, which are so dangerous that the federal government filed a lawsuit four years ago that remains pending, calling the treatment of prisoners unconstitutional.