From left, Fairfax County Board of Supervisors Chairman Sharon Bulova, county Planning Commissioner Walter Alcorn, Barbara Byron, director of the county’s Office of Community Revitalization and Re-investment office, Tim Steinhilber project manager for the 495 Express Lanes project and Marcia McAllister, communications manager for the Dulles Corridor Metrorail Project speak at a panel on the future of Tysons Corner Friday, June 8.