Survivors, first responders and family members of those killed in the Boston Marathon bombing marked the anniversary Tuesday with tributes that combined sorrow over the loss of innocent victims with pride over Boston's resilience in the face of a terror attack.

2013 Boston Marathon bombing survivor Erika Brannock, a pre-school teacher from the Baltimore area, and her mother, Carol Downing, at right, walk across the Marathon finish line after a remembrance ceremony on Boylston Street in Boston, Tuesday, April 15, 2014.

The family of 2013 Boston Marathon bombing victim Martin Richard, from left, mother Denise, brother Henry, and father Bill Richard, place their hands over their hearts as they stand with former Boston Mayor Tom Menino, right, during a tribute in honor of the one year anniversary of the Boston Marathon bombings, Tuesday, April 15, 2014 in Boston. At left is a Mass. State Trooper.

Survivors, officials, first responders and guests pause as the flag is raised at the finish line during a tribute in honor of the one year anniversary of the Boston Marathon bombings, Tuesday, April 15, 2014 in Boston.

Survivors, officials, first responders and guests pause as the flag is raised at the finish line during a tribute in honor of the one year anniversary of the Boston Marathon bombings, Tuesday, April 15, 2014 in Boston.