HARRISBURG - A state law viewed as a major advancement for workplace safety and patient safety goes into effect Wednesday. Act 102 of 2008 bans mandatory overtime for health-care workers except in specific situations such as a natural disaster, public health emergency or where unexpected absences could affect patient safety. Nurses, nurses' assistants and direct caregivers in health care facilities covered by the law can volunteer for overtime, but those who refuse overtime can't be disciplined or discharged. The law doesn't apply to physicians, physician assistants, dentists and offices of private and group practices. The law was enacted last fall...