Put simply, hydraulic fracturing is the use of fluid and material to create or restore small fractures in a formation in order to stimulate production from new and existing oil and gas wells.
The riots began on August 11, 1965, in Watts, a neighborhood in Los Angeles, when Lee Minikus, a California Highway Patrol motorcycle officer, pulled over Marquette Frye, who Minikus believed was intoxicated because of his observed erratic driving.
Riots broke out in Los Angeles on April 29, 1992, after a jury acquitted four police officers accused of beating a black youth, Rodney King, in 1991, hours after the verdict was announced.