Finer: US 'preparing for every possibility' on potential Iran retaliation

The Pentagon announced new measures Friday to lessen the chance of escalation. After a top Hamas political leader was assassinated in Tehran last week, White House Deputy National Security Adviser Jon Finer said the United States is "preparing for every possibility" regarding potential retaliation from Iran. "I won't lay out what I expect Iran to do, because I don't think we want to show our hand in that way," Finer told ABC News "This Week" anchor George Stephanopoulos on Sunday. "But I will tell you, we're preparing for every possibility...