Reston, VA, 2014-10-16— /EPR Retail News/ — Garcon to Sign Autographs, Sample Signature Sub Sandwich, Introduce Fans to Must-Have Meal for Lunch Date:       Tuesday, Oct. 21, 2014 Time:       noon – 1 p.m. Where:    Spectrum Center Harris Teeter 11806 Spectrum Center Reston, Va. 20190 Interviews are available.  Live shots are welcomed! Tuesday, Oct. 21, Washington Redskins wide receiver Pierre Garcon…