President Obama And First Lady Attend Interfaith Service For Victims Of Boston Marathon Bombings

President Barack Obama speaks at an interfaith prayer service for victims of the Boston Marathon attack titled "Healing Our City," at the Cathedral of the Holy Cross on April 18, 2013 in Boston, Massachusetts. The twin bombings at the 116-year-old Boston race resulted in the deaths of three people and more than 170 others injured. UPI/Spencer Platt/Pool