when were the twin towers destroyed

The Twin Towers of the World Trade Center were destroyed on September 11, 2001. The North Tower was hit first at 8:46 a.m. and collapsed at 10:28 a.m., while the South Tower was struck at 9:03 a.m. and collapsed at 9:59 a.m. following terrorist attacks involving hijacked airplanes deliberately flown into the towers.