When it comes to policing New York’s sprawling Medicaid program, Attorney General Letitia James has some explaining to do. As AG, James runs the state’s Medicaid Fraud Control Unit, which is charged with prosecuting those who rip off the taxpayer-funded program or neglect and abuse its vulnerable patients. It ought to be a busy place, considering New York spends far more per capita on Medicaid than any other state. Yet on her watch the unit has been posting metrics that range from lackluster to surprisingly low, especially when measured against the scale of a $119 billion social program. **SNIP** As...