Latest News Wires 4 World Trade Center: Last mammoth steel beam set in 72-story tower

4 World Trade Center: BeBe Winans sang "God Bless America" and more than 100 workers signed the final steel beam.  4 World Trade Center will be the first tower rebuilt after the Sept. 11 attacks.

By , Associated Press

(AP Photo/Mark Lennihan)

A final steel beam was lifted Monday atop a new World Trade Center skyscraper — the first expected to open at the site next year since the twin towers were decimated on 9/11.