Keefe Bruyette & Woods

The Twin Towers are seen from an NYPD helicopter - New York, NY - Sep 11, 2001 (credit: AP Photo/NYPD, via ABC News, Det.Greg Semendinger)

WCBS 880 9/11 Series: Michael O’Brien – Survivor Of The South Tower

Michael O’Brien was sitting at his desk at Keefe, Bruyette & Woods on the 88th floor of the south tower of the World Trade Center when American Airlines flight 11 slammed into the north tower.

09/09/2011