President Trump’s newly reinstated travel ban bars most visa applications from 12 countries — including Cuba, Haiti, and Venezuela — prompting mixed reactions at Miami International Airport.

Iran appeared to have rejected a key element of an American proposal aimed at breaking the deadlock in the negotiations over the future of the country’s nuclear program.

“We are actively looking at ways to challenge this ban, but it will be difficult,” Brown said, adding that the Supreme Court has upheld other travel bans in recent years.