Run River North, Dar Williams headlining this weekend By Denny Dyroff, Staff Writer, The Times Erica Scanlan Harr stars as Patsy Cline in “Always Patsy Cline” running weekend performances at the Candlelight Theater in Arden, Del., now through Aug. 24. Fans of Patsy Cline know how great she was. For those of you not in this category, you might want to consider a short drive across the...