"Dateline" is airing a new episode about 9/11. Here's everything you need to know to watch, live or later on, if you missed it.

The South Tower dissolved at 9:59 a.m. Bloodied survivors were already emerging on the street from a spew of dust and ash. Overhead, the North Tower torched the sky. Smoke and flames churned out of a six-floor gash near the top.

After 9/11, thousands of rescue and cleanup crews went to work at ground zero. They were exposed to toxic debris and experienced psychological trauma. Today, many say they live in fear of deportation.

Photographer Thomas E. Franklin took one of the most famous photos from 9/11, firefighters raising an American flag from the rubble of Ground Zero.

Austin responders still remember Ground Zero 25 years later after 9/11. Eddie Martinez was among 10 Austin Fire Department employees who deployed to New York as members of Texas Task Force 1. They spent 12 hour shifts across ten days conducting recovery operations amid the debris.

When Tammy Simendinger closes her eyes, she is transported back to the devastation of September 11, 2001.

More than 300 dogs played vital roles in the search and recovery efforts following the September 11 terrorist attacks on the United States.

Twenty-five years ago, the world watched as two planes flew into The World Trade Center in Lower Manhattan. The ensuing collapse of the twin towers was also widely broadcast. But Ground Zero was off-limits to the press in the immediate aftermath.

Is Ground Zero on Netflix? No, Ground Zero is not currently available on Netflix. You can stream it on Franatic Amazon Channel instead. Can I watch Ground Zero for free? Ground Zero is included with a subscription on Franatic Amazon Channel. Otherwise, you ...

This year’s remembrance ceremony at Ground Zero included for the first time a pointed moment of silence for the thousands of people who have died from 9/11-related illnesses. The hallowed annual event’s new seventh moment of silence came after the names of the 2,