Saudi Arabia’s King Salman will skip a May 14 summit of Persian Gulf leaders with President Barack Obama, The Wall Street Journal reported on Sunday. At the summit Obama is expected to offer the Gulf leaders reassurances over the efforts to reach a nuclear deal with Iran. The decision marks a diplomatic snub from one of the top leaders in the region, and follows U.S. Secretary of State John Kerry’s visit to the Saudi capital last week, noted the report. […] Arab governments have been expressing their concern about the terms of a potential nuclear deal with Iran. The major...