U.S. weighs military options against Iran after Venezuela success, but experts warn Tehran's defenses and retaliation capabilities make it riskier.

Christopher Friedman, a probation officer in Washington state, told ABC News that he voted for Trump mainly based on domestic issues such as crime and the economy. He said he felt indifferent about the Venezuela operations, since he does not feel any direct impact to his life or know anyone from there.

Iran's deadly crackdown appears to have broadly quelled protests for now, residents said on Friday, as state media reported more arrests in the shadow of repeated U.S. threats to intervene if the killing continues.

Tehran is beginning to show signs of a return to normalcy, but some Iranians say they are still bracing for possible US intervention after weeks of anti-government protests and a brutal crackdown. Follow for live news updates.