Hurricane Ida knocks out New Orleans power on deadly path through Louisiana

Hurricane Ida knocked out power to all of New Orleans and inundated coastal Louisiana communities on a deadly path through the Gulf Coast (Steve Helber/AP)

Hurricane Ida knocked out power to all of New Orleans and inundated coastal Louisiana communities on a deadly path through the Gulf Coast.

Forecasters warned of damaging winds, heavy rain that could cause flash floods, and life-threatening storm surges as Ida continued its rampage through south-eastern Louisiana on Monday and then moved into Mississippi.