Palestinian sources say an Israeli airstrike early Wednesday destroyed a house in southern Gaza, killing two people.
The Israeli army says it targeted a weapons storage facility in the town of Khan Younis and that it warned everyone inside to leave before the attack.
Separately, the Israeli army says it shot two Palestinian gunmen trying to infiltrate into Israel from Gaza. But the army could not confirm if the Palestinians had been killed.
In other news, Palestinian Prime Minister Ismail Haniyeh met Tuesday with the head of the Fox News bureau in Jerusalem about the two Fox journalists abducted in Gaza Monday.
Palestinian officials said Tuesday authorities were searching for the journalists and were trying to determine who kidnapped the two men - an American and a New Zealand national.
New Zealand Prime Minister Helen Clark has sent diplomats to the region to work with Palestinian authorities to secure the journalists' release.
Press rights group Reporters Without Borders has called for the journalists' release. It says they were doing their jobs and can in no way be held responsible for U.S. policy in the region.
Several foreign nationals have been kidnapped and released in Gaza this year.Some information for this report was provided by AFP, AP and Reuters.