Public quarrels among a number of countries have broken out in the wake of the Sinai plane crash. Soon after a Russian Metrojet Airbus 321 crashed in Egypt’s Sinai desert, Saturday, killing 224 people, officials from several countries tried to get out front of the investigation — speculating the crash was caused by a bomb. Or faulty maintenance. Or pilot error. As VOA’s Carolyn Presutti points out that whatever the cause turns out to be, it carries high political stakes for everyone involved.