U.S.-backed coalition in Yemen accused of ‘unlawful’ conduct

In Yemen, a Saudi-led coalition has been fighting Iran-backed Houthi rebels since 2015, with U.S. support. Today, carnage from the conflict is worsening, and both the Houthis and the UN blame the coalition for dozens of civilian casualties. Nick Schifrin talks with Human Rights Watch's Kristine Beckerle, one of the lead authors of a new report that criticizes the coalition's conduct as "unlawful."