A senior Iranian source told Reuters: The continued US blockade of the Strait of Hormuz undermines Iranian-American peace talks.

- Differences over the nuclear program remain, a senior Iranian source told Reuters on Monday, as Iran and the United States try to find a lasting solution to the crisis and as a ceasefire between the two sides nears its end.

The source added that Iran's "defense capabilities," including its missile program, are not up for negotiation with the United States.

He continued, "The continued US blockade of the Strait of Hormuz undermines peace talks."