Salt water laced with cancer-causing chemicals, a byproduct of oil and gas drilling, is spewing from old wells. Experts warn of a pollution crisis spreading underground and threatening Oklahoma’s ...

Oklahoma officials repeatedly rejected Thompson’s release, weighing the violent nature of the crime over his efforts to ...

As deadlines in the federal court case against the Oklahoma law criminalizing unlawful presence loom, attorneys fighting the ...

Join nonprofit newsrooms The Frontier and ProPublica to discuss how oil and gas extraction is contaminating Oklahoma’s groundwater.

Tulsa residents wave signs and chant in protest of the Tulsa County Sheriff’s cooperation with U.S. Immigration and Customs Enforcement, or ICE, in rounding up unauthorized migrants in Oklahoma on Oct ...