Liza Cherney, left, and Brittany Loring, right, lead the procession of graduates of the Carroll School of Management during commencement ceremonies at Boston College in Boston, Monday, May 20, 2013. The two women were injured in the Boston Marathon bombings on April 15, with Loring needing three operations after her left leg was struck by shrapnel from the first of the twin blasts. Cherney was standing next to her close friend and classmate Loring and was also badly hurt. (AP Photo/Elise Amendola)