U.S. sending 1,500 troops to southern border to deal with migrant surge

Read MoreThe Biden administration is sending 1,500 troops to the U.S.-Mexico border as it prepares for an expected influx of migrants. The soldiers are set to remain at the border for 90 days. Weijia Jiang reports.The Biden administration is sending 1,500 troops to the U.S.-Mexico border as it prepares for an expected influx of migrants. The soldiers are set to remain at the border for 90 days. Weijia Jiang reports.