the gunman, michael jansen, was also killed during the confrontation. >>> and investigators are trying to figure out an explosion that damaged more than 40 buildings in springfield, massachusetts last night. they captured the moment of the blast. 18 people were injured, mostly emergency workers called to the scene. they had evacuated the area after receiving reports of the smell of gas about an hour before the explosion. >>> and in egypt, what is happening right now makes it look like the arab spring never ended. we all remember the crowds of protesters, in tahrir square, the showdown between the supporters and critics. they are concerned about conserving its power. well, that was then. this is now, back in the streets, president mohamed morsy has announced sweeping new power for himself, ordering egyptian courts not to overturn a decree now issued since he took office. as the crowd gathers there is a growing sense of unease over what may happen next. now, from cairo. >> reporter: demonstrations continue against the egyptian president, mohamed morsy, not the big numbers we saw on frida