 From NPR and WBUR, I'm Lisa Mullins in Boston. And I'm Scott Tong in Washington, D.C. This is Here and Now. First responders in Kiev, Ukraine, are trying to rescue people from the rubble of a children's hospital struck by a Russian attack. The attack came Monday. Russia now controls about 20 percent of Ukraine's territory, and many are asking if the war is now a stalemate. For his part, General Mark Milley, former head of the Joint Chiefs of Staff, has said neither side can likely prevail.