hopes the jury's decision will bring peace to travis alexander's family. john and diana? >> brandi hitt, thank you. security hearings begin on capitol hill looking into safety after the boston marathon bombings. among those expected to testify are the boston police commissioner and top official with the department of homeland security. the hearing is expected to focus on improving intelligence in order to prevent such attacks. and there's still no resolution to the issue of where to bury tamerlan tsarnaev. the boston bombing suspect was killed three weeks ago tomorrow in a shootout with police. his body is at a funeral home outside the city. no cemeteries have been willing to accept his remains. some state department officers who were in libya last september when a u.s. facility was attacked in the city of benghazi have finally had their chance to speak out. they were on capitol hill telling a house committee their version of events. the attack killed ambassador chris stevens and three other americans.