jomana karadsheh is in istanbul. let's start with you. you know, we heard from foreign minist minist minister zarif, earlier. what's your read on the messaging? >> i think just saving face. because assassination was brazen, in the daylight. and the former -- energy organization today reveal that physicist, nuclear scientist, has been under surveillance since two decades ago. so, if someone is social security nighted assassinated i daylight, after two decades, by the enemy of iran, as they say. then, it is not failure, what it is? it is a failure of intelligence to safeguard the most wanted person in the past two decade. so i think that -- i mean, the officials here, between the international pressure, assad pressure, and domestic pressure, that are calling for the severe revenge. the severe revenge has been postponed since qassem soleimani assassination. now, adding up. so, the officials of iran are under pressure what to do, to take severe revenge and explore all the opportunities for diplomacy with president-elect biden. or just be pati