Insider accounts and never-seen-before footage tell the story of the 7/7 bombings on London's transport network in 2005 — and its explosive aftermath.

Modern history can be divided into two time frames: before 9/11 and after 9/11. This five-part docuseries is a cohesive chronicle of the September 11, 2001 attacks on the U.S., offering illuminating perspectives and personal stories of how the catastrophic events of that day changed the course of the nation.