Two experts on escalators said they don't believe the incident at MARTA's Vine Station last week was caused by a stampede. They said the video released by MARTA appears to show the escalator ...

An escalator at the busy Sunae subway station in Bundang, South Korea, abruptly reversed direction during the Thursday morning rush-hour, hurling riders downstairs and leaving 14 people injured.

The Dogan family claims the escalator collapse at the Vine City MARTA station was due to mechanical failure, not a stampede, resulting in multiple injuries.

Surveillance footage, official reports and statements paint a more detailed picture of what happened when an escalator malfunctioned inside a MARTA station July 15.