Twenty-two years ago today, a truck bomb went off outside the Alfred P. Murrah Federal Building in Oklahoma City, Oklahoma, killing 168 people and injuring hundreds. | NBC News

At 9:02 a.m. on April 19, 1995, a bomb exploded in a truck parked at the north entrance of the Alfred P. Murrah Federal Building in downtown Oklahoma City, killing 168 people and injuring approximately 850 in the worst single act of domestic terrorism in the U.S. at the time. Now, victims, witnesses, and first responders give their accounts of what happened. Watch Oklahoma City Bombing: One Day in America on Sunday April 6th at 9pm on National Geographic UK. | National Geographic UK

1.6K reactions · 197 shares | Visit the Oklahoma City National Memorial & Museum and experience the stories of those who were killed, those who survived and those changed forever. | Oklahoma City National Memorial & Museum | Facebook

Visit the Oklahoma City National Memorial & Museum and experience the stories of those who were killed, those who survived and those changed forever. | Oklahoma City National Memorial & Museum

1.4K views · 484 reactions | The Memorial Parking Garage makes it easy for you to park across the street from the Memorial Museum for FREE with a paid Museum admission. | Oklahoma City National Memorial & Museum | Facebook