Cease fire doesn't hold in Gaza

GAZA STRIP (NEWSCHANNEL 3) - Officials in Gaza say a 72-hour cease fire has been shattered by Israel.

They say Israeli tank fire killed four Palestinians 72-minutes after the cease-fire was in effect.

Israel officials say they are looking into the incident.

As of right now, diplomats are working to broker a lasting truce between Israel and Hamas.

The 25-day-old war has killed more than 1,450 Palestinians and more than 60 Israelis.