9 AM ET: Pakistan-Iran hostilities, US border tensions, winter storms & more

CNN 5 Things - A podcast by CNN

Iran and Pakistan have both launched deadly strikes on each other's territories in an unprecedented escalation of hostilities. Tensions at the US southern border are rising as Texas authorities start arresting migrants. Nikki Haley is gaining on former President Donald Trump in the polls ahead of the New Hampshire primary. Lawmakers are racing to avoid a partial government shutdown tomorrow. And, more winter storms are on the way. Learn more about your ad choices. Visit podcastchoices.com/adchoices