Who is Responsible for the Gray Days between Tehran and Riyadh?

Five severed relations, two flight cancellations, one reduction in relations, two ambassadors summoned, and several protests; all in one week, as Iran experiences one of its most tense periods in regional diplomacy. Who is responsible for the unprecedented recent tensions between Iran and Saudi Arabia, which has placed Tehran against a lineup of Riyadh's regional allies? Where are Iran-Saudi relations headed? And what impact will these tensions have on Iran's diplomacy and image? This week, Jalil Roshandel, a political science professor in the U.S., was a guest on Radio Farda's 'Sixth Hour' program alongside its audience. The changing battlefield of 'proxies'; the war against the people in the streets of Iran. The first paragraph; the responsibility of the opposition and the possibility of radicalizing Iranian society. The death of the last Mossad representative in Tehran amid the Iran crisis. Trump: I hope there will be no need for further action regarding Iran; they were killing people indiscriminately. The shadow of war over Tehran; 'Trump is looking for decisive military options against Iran.' Trump says if the Islamic Republic attempts to assassinate him, 'it will be wiped off the face of the earth.' A senior U.S. official: The Trump administration is closely monitoring the case of Reza Valizadeh. Trump emphasizes 'stopping executions in Iran': We do not know what will happen in the future.