Count times in prison are an imprecise science, from a convict’s point of view. Sure, they start at the same times each day: 5 a.m., 11:30 a.m., 4 p.m., 9 p.m., and midnight. But when each one might end is anybody’s guess. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.