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2:20
When US inner cities erupted in violence in 1967, LBJ created a commission to investigate.

1:46
How the bubonic plague in 1900 set off fear and anti-Asian sentiment in San Francisco.

10:58
Watch a preview of Roberto Clemente.

1:46
Explores the lives and legacies of three African American ambassadors.

0:30
In 1942, the murder of a young Mexican-American man ignited a firestorm in Los Angeles.

2:00
The little-known story of the deadly 1898 race massacre and coup d’etat in Wilmington, NC.

0:53
Malcolm X challenges Martin Luther King's vision of equality.

8:05
Could a single book inspire deadly terror?

1:26
In 1856, disagreements about whether Kansas would be a free or slave state grew violent.

10:24
The story of the polygraph, the controversial device that transformed modern justice.

0:44
Dr. Joseph Kinyoun was a leader in the diagnosis and prevention of infectious diseases.

2:06
A snapshot of each year from 1970 to 1979.