U.S. Defense Secretary Ash Carter was visiting Israel Monday as it prepared to receive the first two next-generation F-35 fighter jets that will help preserve the country's military edge in the volatile Mideast.

The F-35 is the Pentagon's most expensive weapons program, with an estimated cost of nearly $400 billion. Israel is among a small number of allies to get the plane.

Israeli Defense Minister Avigdor Lieberman said the fighter jets "present another component in maintaining air superiority in our region" and expressed gratitude to Carter, who was welcomed with a military honor guard at a Tel Aviv army base.

The jets were supposed to touch down in Israel in the early afternoon, but the Israeli military said their arrival was delayed due to weather conditions in Italy. Neither U.S. nor Israeli officials provided further details.

The deputy commander of the Nevatim Air Force base...read more at ABC News