with more. >> reporter: jenna, it is a brutal 36 hours or so in gaza. fighting on both sides and we continue to see hamas rockets launched in israel. and as a result israel is pounding the gaza strip with artillery and air strikes. we have sewn and heard heavy fighting in the gaza strip and that seems to be where israel focused the attention and remove the bunkers and tunnels that hamas is using to infilterate. and the un saying 81,000 or so civilians have taken up shelter in un residences and mainly schools. we saw a short amg of water and woman and children fighting over drinkable water. there is pleasant to wash hands