To be held at DAR Constitution Hall, 1776 D Street, NW (18th and D Street), Washington, DC. Free admission. No tickets required. Mass at 7:30 (doors open at 7:00 am. Interdenominational Service from 8:30 am to 10:30 am leaving plenty of time to get to the March for Life rally. Special guest speakers are Father Mitch Pacwa, S.J., of EWTN, Sandra Merritt, and Homilist Father Frank Pavone. Visit www.NationalPrayerService.com to let them know you are coming.