US-Iran ceasefire in limbo: What happens next?

The ceasefire that ended the U.S.-Iran war now appears to be hanging by a thread after fresh American strikes, Iranian retaliation, and president Trump's suggestion that the peace agreement may be dead, all of which comes as Washington also faces a political battle over funding the conflict and questions about whether the United States can avoid being drawn into another prolonged Middle East crisis. To help Pat make sense of these fast-moving developments, he is joined by Professor Scott Lucas of UCD's Clinton institute.