A newly-released security camera tape shows the emergency ditching of US Airways Flight 1549 in New York’s Hudson River.

Authorities were investigating the source of a mysterious gas-like odour today that stretched across a large part of Manhattan, including the Rockefeller Centre.

A mysterious electrical problem in New York blamed for subway delays, flight cancellations and power cuts on the hottest days of the year persisted for a fifth day today, leaving 25,000 city customers without power.

A late selloff left US stocks modestly lower today as weakening consumer confidence and a rise in wholesale prices prompted investors to take profits and put the brakes on Wall Street’s recent rebound.

Cities across the north-eastern United States and Canada restored power to millions of people today, following the largest blackout in North American history – only to confront a second series of woes in the aftermath of the enormous power cut.