On today's news brief: The federal government is now partially shut down, another round of nuclear negotiations with Iran kicks off this week, Israeli PM Netanyahu told President Trump that any U.S. deal with Iran must include the dismantling of Iran's nuclear infrastructure, not just stopping the enrichment process, and Secretary of State Marco Rubio grabbed the attention of the nation - and the world - with his speech in Munich emphasizing the shared heritage and faith of the U.S. and Europe.