Inmate rights lawyers filed a legal motion Monday to cap the population in the California prison system. The motion was filed in a pending class-action lawsuit in Sacramento, already settled on behalf of the plaintiffs, to improve mental health care in the prison system. A second motion was expected to be filed later in the day in San Francisco in the class-action case that regulates overall health care in the system. A press release filed by the attorneys cited two 2004 reports as saying that the prison population should be reduced to anywhere from 111,300 to 138,000. The prison population...