The UN headquarters in Gaza was struck by Israeli fire. Fissures are emerging among Israeli civilian and military leaders over how and when to end the campaign.
The Gaza militants embrace 'heroic role' as bombardment continues.
Israeli troops moved deeper into Gaza City Sunday and pounded Rafah from the air. Hamas rejected plans for international peacekeepers in Gaza.
Only three civilian fatalities to date, but a climate of fear pervades Israel's southern communities.
As the assault on Hamas intensifies, 20 relatives try to find some calm in a three-bedroom apartment.
Israel has hit at hundreds of targets across Gaza but has not seriously damaged Hamas's fighting force, which continued to fire rockets on southern Israel on Sunday.
The conflict in the Gaza Strip is already having an impact on the political landscape in Israel ahead of parliamentary polls in February.
Both sides are maneuvering for another ceasefire, and Israeli troops are not likely to invade the Gaza strip, say analysts.