Iran's cleric-run government has declared war on satellite television and allegedly begun jamming American-based channels, blaming them for inciting the wave of student-led protests which have brought bloody clashes to Teheran's streets. The move came as mobs controlled by Iran's hardline Revolutionary Guards intervened in the fourth consecutive night of protests about the slow pace of reform, using clubs and iron bars to break up the crowds. Stick-wielding thugs, mostly unemployed, attacked protesters, riding up to their lines on motorcycles. Women were dragged from their cars and beaten. Dozens fled bearing the marks of chains slashed across their faces, and...