Campaign promises of hope and change were met by a cratering economy, two never-ending wars, an epidemic of gun violence, and a surging partisan divide. In this 4-part series the president's inner circle, Congressional leaders, and journalists reflect on Barack Obama's historic two terms and the tightrope he walked as the country’s first African-American President.

Glee's cast and crew reveal surprising truths behind making the series and recount the meteoric rise of a Hollywood hit as well as the tragedies of some of its stars.