US midterms: "Voters have become increasingly frustrated with President Trump"

The polls in these midterm elections suggest that "this will either be a good night or a historic night for Democrats". But what is driving this momentum? We discuss this with our guest, Mallory Newall, Senior Vice President at Ipsos. "We've seen in our polling at Ipsos in recent weeks and months that voters have become increasingly frustrated with President Trump," she says.