Marathon bombing anniversary wreath laying

Cardinal Sean O’Malley, Boston Mayor Martin J. Walsh and Massachusetts Gov. Deval Patrick, join the families of those killed in the 2013 Boston Marathon bombings for a prayer, wreath laying and moment of silence at the site of the second explosion on Boylston Street in Boston, April 15, the first anniversary of the attack. (Pilot photos/ Gregory L. Tracy)

The families of the three people killed in the Boston Marathon bombing explosions — Martin Richard, Krystle Campbell and Lingzi Lu — listen as Cardinal Sean P. O’Malley proclaims a reading from Scripture before wreath-laying at the site of the first explosion April 15, the first anniversary of the attack. With the cardinal were Boston Mayor Martin J. Walsh and his partner Lorrie Higgins and Gov. Deval Patrick and his wife, Diane. (Pilot photo/ Gregory L. Tracy)

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The families of the three people killed in the Boston Marathon bombing explosions — Martin Richard, Krystle Campbell and Lingzi Lu — listen as Cardinal Sean P. O’Malley proclaims a reading from Scripture before wreath-laying at the site of the first explosion April 15, the first anniversary of the attack. With the cardinal were Boston Mayor Martin J. Walsh and his partner Lorrie Higgins and Gov. Deval Patrick and his wife, Diane. (Pilot photo/ Gregory L. Tracy)