Israeli air strikes and clashes with Palestinian militants have intensified.
The damage was widespread - followed by panic and shock.
As Israeli tanks and troops entered deeper into Gaza, clashes centred on the Jabaliya refugee camp.
Dozens were killed in one of the worst single days of violence for a long time.
Israel says it is targeting militants and their infrastructure.
But women and children - like this one at Gaza City Hospital - were among the wounded. Several were killed.
Grieving relatives in Gaza - the latest cycle of violence began last Wednesday.
Israel also suffered the fist losses of this current campaign.
Hamas has said it will respond to any aggression.
Palestinian militants continued their barrage of rockets towards Israel.
Israeli authorities say they will not stop their offensive as long as citizens are at risk.