Anger in Iran over jet’s downing; gunfire disperses protests

By JON GAMBRELL
DUBAI, United Arab Emirates — Popular anger swelled Monday in Iran over the accidental shootdown of a Ukrainian jetliner and the government’s attempt to conceal its role in the tragedy, as online videos appeared to show security forces firing live ammunition and tear gas to disperse protests in the streets.
Iranians, already suffering under crippling U.S. sanctions, expressed shock and outrage over the plane crash that killed scores of young people. They also decried