Julian: Israeli aircraft yesterday killed a senior militant with another strike on a media center in the Gaza Strip.
A Gaza health official says dozens of civilians have died in the fighting.
Yesterday, Israel was expanding its week-long bombing campaign by targeting the homes of Hamas activists.
Hamas is the Islamic militant group that rules Gaza.
The Israelis say its offensive, targeting weapons storage facilities, launch sites and police stations, was in response to months of Hamas rocket attacks.
Israel has also been moving troops near the Gaza-Israeli border for a possible ground invasion.
UN Secretary General Ban Ki-moon has been setting up meetings this week to try to help end the violence.
Israel and the U.S. consider Hamas to be a terrorist organization. While Hamas has refused to recognize Israel’s right to exist.