Operator Good afternoon, and welcome to the Occidental's first-quarter 2021 earnings conference call. [Operator instructions] Please note this event is being recorded. I would now like to turn the conference over to Jeff Alvarez, vice president of investor relations. Please go ahead, sir. Jeff Alvarez -- Vice President of Investor Relations Thank you, Chuck. Good afternoon, everyone, and thank you for participating in Occidental's first-quarter 2021 conference call. On the call with us today are Vicki Hollub, president and chief executive officer; and Rob Peterson, senior vice president and chief financial officer. This morning, we will refer to slides available on the investors section of our website.