**A US man has pleaded not guilty to charges of involvement in the deadly Mumbai (Bombay) attacks of a year ago.**David Headley, a Pakistani-American, is accused of having helped identify targets for the assaults which left 174 people dead, including nine gunmen.
He was arrested over a plot to attack a Danish newspaper which had printed pictures of the Prophet Mohammed.
On Monday, US justice officials released a raft of new charges related to the Mumbai attacks.