Smoke fills NYC skyline near World Trade Center

Smoke filled the skyline in Lower Manhattan Wednesday morning. 

FDNY officials are responding to reports of a fire on the roof of a 72-story building on Greenwich Street near Albany Street.

The haze could be seen coming from the roof of a building near One World Trade Center. 

Thick plumes of smoke were seen rising from a nearby building.

Officials say the fire is contained to the HVAC system. 

No injuries have been reported at this time.

Fire marshals are investigating the cause. 

SkyFOX images show crews of firefighters near the scene of the smoke. 

New images seem to show the smoke settling a bit. 

The investigation remains ongoing. 

This is a developing story. Check back for updates.