A look at disclosed positions.
Former government and security officials' criticism of the Netanyahu government's hard-line approach on Iran is now coupled with the uncertainty of an election campaign.
Disagreements in Israel over whether to attack Iran have erupted into the open. In one corner, the Netanyahu government. In the other, a number of Israeli security officials.
Former Mossad chief Meir Dagan gave a lengthy interview to CBS's 60 Minutes just days after Israeli Prime Minister Netanyahu came to Washington to drum up support for an Iran nuclear strike.
Even as Tehran signals an interest in nuclear talks, many experts have already envisioned what the world would look like if the country got nuclear weapons. It wouldn't be as dire as many fear, but it would unleash new uncertainties - and perhaps a regional arms race.
Israel's former spy chief has warned against a preemptive strike on Iran's nuclear program, as has the US, citing its potential to boost Iran's regime at home and endanger US troops in the Middle East.