Warren West always worked for himself as a stock and options trader, at his Philadelphia firm of Greentree Brokerage. On Sept. 11, 2001, he entered his offices at 17th and Market as usual, before the market opening at 9:30 a.m.
Instead of his employees sipping coffee and preparing for trading, “no one was at their desks, but around the TV. They were all looking at the first tower [of the World Trade Center] burning,” he recalled. Then a second plane hit the South Tower, and “everyone picked up their stuff and just walked out. The streets here [in Philly] were