Bibi Netanyahu, on the other hand, may be the one to intervene to protect his people from a chemical attack from Syria.
Read from Israel Matzav:
Maybe Obama won't act but Israel will (with video)
"We have a very clear red line about those weapons passing into the wrong hands," Oren told Fox News.
"Were those weapons to pass into the wrong hands, into Hezbollah's hands for example, that would be a game changer for us." Armed with chemical weapons and a large cache of rockets, Oren said, the terrorist group could kill "thousands of people."
The Israeli red lines differ from those set by US President Barack Obama, who issued a warning to Syrian President Bashar Assad on Monday not to use such weapons against opposition forces.
"The use of chemical weapons is and would be totally unacceptable and if you make the tragic mistake of using these weapons, there will be consequences and you will be held accountable," Obama said.
Noting strong cooperation between Israel and the US on the issue, Oren said "We support the (US) president's red lines as well."Let's go to the videotape.