JERUSALEM (AP) — When Prime Minister Benjamin Netanyahu dissolved his unwieldy coalition and called new elections last month, he appeared almost certain to be returned once more to office. But a new center-left alliance has surged past his Likud party in the polls, turning the March 17 contest into a toss-up. After joining forces with former Foreign Minister Tzipi Livni to create a joint grouping they call "The Zionist Camp," Labor Party leader Isaac Herzog is looking, to increasingly many Israelis, like a viable alternative to Netanyahu. He promises to reverse the country's slide toward international isolation and corrosive social...