New skyscraper designed by Frank Ghery
Media playback is unsupported on your device
Video

New York's new ripple-style skyscraper

The Manhattan skyline is changing, with the completion of an acclaimed "rippled" skyscraper designed by Frank Gehry.

Meanwhile at Ground Zero a tower is rising from the site of the 9/11 attacks.

Laura Trevelyan reports from New York.

Go to next video: Obama lays wreath at Ground Zero