RALEIGH, N.C. (AP) — North Carolina Republican lawmakers are preparing to grill Charlotte-area leaders about crime-fighting tactics and spending, particularly in the wake of two stabbings — one fatal — on the light rail system in the Democratic-led city. A state House oversight committee asked Charlotte Mayor Vi Lyles, Charlotte-Mecklenburg Police Chief Estella Patterson, Mecklenburg County Sheriff Garry McFadden and others to testify Monday at the Legislative Building. The August fatal