The deadliest strike, in the middle of the night in Beit Lahia in the north, killed 26 people, and left at least 59 others buried under the rubble, said civil defense spokesman Mahmud Bassal. Hamas-run Gaza's health ministry on Sunday said the overall death toll in more than 13 months of conflict had reached 43,846.

Strikes by the Israeli army killed at least 20 people in Gaza on Sunday, the civil defence said, while also hitting a Hezbollah stronghold near Beirut's international airport.Israel has been fighting on two fronts since September,

The Israeli military on Saturday kept up its fierce bombardment of Lebanon, including Beirut's southern suburbs and the port city of Tyre, with two paramedics among those killed, as attacks continued to rage across much of the devastated Gaza Strip.