New luxury apartments being built on the site of a library destroyed 100 years ago in the Greenwood neighborhood. In the Tulsa race riot of 1921, attackers burned and destroyed more than 35 square blocks of the neighborhood - at the time, one of the wealthiest black communities in the United States, commonly known as Black Wall Street. Whites burned 1000 Black homes, 5 hotels, 31 restaurants, 21 grocery stores, 1 school and Tulsas only Black public library. The event is considered one of the worst incidents of racial violence in American history.