1.   For more than a century, New York and Chicago have alternated outdoing each other by building the tallest skyscraper in the United States.

2.   So head for the tallest skyscrapers.

3.   Evacuations were ordered at the United Nations building in New York, and the tallest skyscrapers in Chicago, Los Angeles, Boston, Cleveland and Minneapolis.

4.   In the Argentine capital, Buenos Aires, hundreds of people were evacuated from the tallest skyscrapers when the buildings began to sway.

5.   The queen will preside over the closing ceremony Monday, visit the tallest skyscraper in the world and a recording studio to meet with Malaysian pop stars.