By Sara Malm for MailOnline
Published: 08:53 BST, 2 August 2017 | Updated: 08:53 BST, 2 August 2017
A mysterious cloud appeared on George Washington Bridge in New York City early Tuesday morning, stopping commuters in their tracks.
Video from the incident shows the glowing cloud enveloping cars and trucks on the bridge connecting Manhattan to New Jersey.
Local authorities later explained that the strange phenomenon had been caused by fuel leak from a truck.
The incident took place at around 6.20am on Tuesday morning, and soon caused traffic issues on the busy bridge.
The captivating video sees the cloud suddenly emerging on the upper level of the bridge, already busy during the morning commute.
Within seconds, the yellow cloud has grown to cover the entire lane, with vehicles disappearing into its mist as they drive across the bridge.
Mystery: The cloud suddenly emerged in one of the lanes on the busy George Washington Bridge in New York City on Tuesday morning
Phenomenon: Within seconds, the cloud is big enough to cover four lanes on the bridge, as trucks and cars drive straight through it
Mystery solved: Local authorities later explained that the cloud on the