***UPDATE*** 12/29 11:45PM Israel continued to pound Hamas targets in Gaza for a fourth straight day:

Israeli warplanes killed 10 Palestinians on Tuesday in attacks that targeted Hamas government buildings and other symbols of the Islamist group on the fourth day of the fiercest air offensive in Gaza in decades.

Israeli missiles flattened five ministerial buildings and a structure belonging to the Islamic University in Gaza City, witnesses said.

Israeli Defense Minister Ehud Barak has declared...