Photos: Nation mourns Boston bomb victims

People pause at the memorial site in Copley Square on April 30 in Boston. The city continues to return to normalcy with Boylston Street fully reopened and businesses back up and running after two weeks of closures. <a href='http://www.cnn.com/SPECIALS/us/boston-bombings-galleries/index.html'>See all photography related to the Boston bombings.</a>

People pause at the memorial site in Copley Square on April 30 in Boston. The city continues to return to normalcy with Boylston Street fully reopened and businesses back up and running after two weeks of closures. See all photography related to the Boston bombings.