Several rockets fired from Lebanon set off loud explosions in northern Israel but caused no injuries or damage. The army says Israel retaliated with "massive" artillery fire into Lebanon.
Israel-Lebanon Border Clash

1
United Nations Interim Force in Lebanon (UNIFIL) troops react at the site of a shell that was launched from Lebanon to Israel, Sarada, Lebanon, Dec. 29, 2013.

2
An Israeli security coordinator stands next to the remains of a rocket after it landed near the northern town of Kiryat Shmona, Israel, Dec. 29, 2013.

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An Israeli police explosive expert carries the remains of a rocket after it landed near the northern town of Kiryat Shmona, Israel, Dec. 29, 2013.

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An Israeli soldier walks out of a military bunker on the Israel-Lebanon border near the northern town of Metula, Israel, Dec. 29, 2013.