Al Jazeera's Mohammed Vall says the Iranian leadership is not willing to negotiate with the US, as it continues to escalate military action in the country until there is a "stop to

Al Jazeera's Mohammed Vall says the Iranian leadership is not willing to negotiate with the US, as it continues to escalate military action in the country until there is a "stop to...strikes...stop to targeted assassinations" and to "prove to the Iranians there is good will".