Data: AP-NORC; Chart: Kavya Beheraj/AxiosMost U.S. adults are concerned about the threat Iran poses to the U.S., but a majority say they don't trust President Trump's handling of foreign affairs, according to a new AP-NORC poll. Why it matters: Thursday's nuclear talks between the Trump administration and Iran could be the last chance for a diplomatic solution before the president opts for military action.The White House did not immediately respond to a request for comment from Axios on the poll...