North Carolina on Friday became the 40th state to expand Medicaid, opening the health insurance program to 600,000 people — many of them the working poor. It brings a multibillion-dollar infusion for the state's health care providers. Also: Gov. Roy Cooper tapped Democratic up-and-comer Jessica Holmes, a former Wake County commissioner, for state auditor's job, which opened after the current auditor decided to resign in the wake of a charge for misusing a state vehicle. WRAL state government reporters Travis Fain and Will Doran break down the week that was.