A series of simultaneous explosions involving communication devices in Lebanon has triggered public concern. Lebanon's UN mission has blamed Israel for the planning and execution of the attacks. Meanwhile, Israel has warned that a new era of war has begun and the center of gravity has moved north. James M. Dorsey, an adjunct senior fellow at Singapore's S. Rajaratnam School of International Studies, said that Israel has moved the gravity of the theater of war from Gaza to Lebanon.