Dore Gold, the former Israeli ambassador to the United Nations and the president of the Jerusalem Center for Public Affairs, attends the opening session of the Manama Dialogue security conference in the Bahraini capital, on Dec. 4, 2020. His visit came as Israel warns against travel to Bahrain and other countries in the wake of the killing of an Iranian nuclear scientist. Photo by MAZEN MAHDI/AFP via Getty Images.
Israel is warning its citizens to avoid travel to several states in the Gulf and other parts of the Middle East. The news comes as Iran vows revenge for the killing of a nuclear scientist; Tehran says Israel was responsible.