Will Israel's closest ally let them defend themselves or cut them off?

There’s a sense that Israel simply can’t keep doing this every few years. Hamas needs to be dealt with in the south and, left only somewhat unsaid, is that the north will soon ignite.

Karol Markowicz is a columnist for the New York Post and writes frequently for Fox News Opinion. She is the co-author of the bestselling book, "Stolen Youth: How Radicals Are Erasing Innocence and Indoctrinating a Generation" and host of "The Karol Markowicz Show." Follow her on Twitter @Karol.

Levine is referring to the 2006 war Israel fought with Lebanon after Hezbollah launched a sneak attack on Israel, first launching rockets and then kidnapping two soldiers.