Katrina Marshall says she thought she was filling her tank up with gas, but wound up with thousands of dollars in repair costs just days later.

Circle K is set to offer a 40-cent discount per gallon on fuel as part of its annual Fuel Day event on Thursday, January 16.

PAULS VALLEY, Okla. (KOKH) — The Oklahoma Corporation Commission said water-contaminated fuel was found at a Pauls Valley gas ...