Cook County State’s Attorney Kim Foxx is dropping felony cases involving charges of murder and other serious offenses . . . During Foxx’s first three years as the county’s top prosecutor, her office dropped all charges against 29.9% of felony defendants, a dramatic increase over her predecessor. Foxx, a Democrat, swept into the state’s attorney’s office in 2016 vowing to reform the criminal justice system and reduce the population of Cook County Jail, which disproportionately holds low-income people of color. She is up for reelection in November. The Tribune found that Foxx’s higher rates of dropped cases included people accused...