WATCH: Breaking down the latest Russia-Ukraine news with Yoshiko Herrera

MADISON, Wis. — Yoshiko Herrera, a professor of political science at the University of Wisconsin-Madison and an expert on Russia and eastern Europe, joins Live at Four to talk about the latest developments in the ongoing war in Ukraine, including a missile attack that left two people dead in neighboring Poland.

READ MORE: Poland, NATO say missile strike wasn’t a Russian attack