(BBC) A Grad rocket has landed in the southern Israeli city of Eilat, but has caused no damage or injuries, Israeli security officials said.
District police chief Ron Gertner told Israeli radio the rocket had been fired from Egypt's Sinai peninsula.
He said it struck a construction site close to a residential area shortly after midnight (21:00 GMT).
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The blast took place as thousands congregated in the resort town for the Jewish holiday of Passover.