Merkel to meet at UN with Trump, Rouhani

• Emmanuel Macron is also seeing the two leaders in a bid to arrange a historic summit to ease tensions.
• Angela Merkel will meet separately Tuesday at the United Nations with US President Donald Trump and Iranian President Hassan Rouhani.

The news of Merkel's meetings marks a redoubling of efforts as French President Emmanuel Macron is also seeing the two leaders in a bid to arrange a historic summit to ease tensions.