The instant #1 New York Times bestseller.In time for the twentieth anniversary of 9/11, master storyteller Alan Gratz (Refugee) delivers a pulse-pounding and unforgettable take on history and hope, revenge and fear -- and the stunning links between the past and present.September 11, 2001, New York City: Brandon is visiting his dad at work, on the 107th floor of the World Trade Center. Out of nowhere, an airplane slams into the tower, creating a fiery nightmare of terror and confusion. And Brandon is in the middle of it all. Can he survive -- and escape?September 11, 2019, Afghanistan: Reshmina has grown up in the shadow of war, but she dreams of peace and progress. When a battle erupts in her village, Reshmina stumbles upon a wounded American soldier named Taz. Should she help Taz -- and put herself and her family in mortal danger?Two kids. One devastating day. Nothing will ever be the same.