Tropical Storm Isaac batters New Orleans seven years after Katrina

30 August 2012 Last updated at 02:35 ET Help

Tropical storm Isaac has been lashing New Orleans and other southern US states.

The storm, which was downgraded from a hurricane, is still causing havoc as it moves slowly across the region.

Levees in low-lying New Orleans have stood firm, but sea water has breached barriers in a town south of the city.

Alistair Leithead reports.

BBC © 2013 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.