D.C. Archbishop Donald Wuerl is celebrated mass at the Verizon Center Thursday morning ahead of the annual March For Life rally.
28,000 young Catholics are attending the annual youth rally there.
The March For Life kicks off at noon on the National Mall.
At 1 p.m., demonstrators march to the Supreme Court and testimonials are set for 3 p.m.
The March For Life happens on the anniversary of the Supreme Court decision "Roe "V" Wade" which legalized abortion.