Mitt Romney, the presumptive US Republican presidential nominee, has held high-level talks in Israel about how to handle fears over Iran's nuclear ambitions, on a visit aimed at burnishing his foreign policy credentials.<br /><br />"Like you, we are very concerned about the development of nuclear capabilities on the part of Iran and feel it is unacceptable for Iran to become a nuclear-armed nation," Romney said after meeting President Shimon Peres on Sunday.<br /><br />Al Jazeera's Cal Perry reports from Jerusalem.
