Amb. Mike Waltz, Wendy Sherman

On a special edition of "This Week" from Jerusalem, ABC News' Martha Raddatz speaks with Mike Waltz, U.S. ambassador to the United Nations, and Wendy Sherman, former deputy secretary of state, as a potential deal between the U.S. and Iran looms. Martha Raddatz reports from inside Israel on how the war has impacted life in the region. Former President Obama speaks exclusively with ABC News' Robin Roberts on the Iran war. Martha Raddatz speaks with former Israeli defense official Avner Vilan. ABC News' Elizabeth Schulze reports on how rising costs from the war are impacting Americans. Rapidan Energy Group President Bob McNally joins "This Week" to discuss the war's impact on global oil markets. The Powerhouse Roundtable breaks down the political headlines of the week.