MOS earnings call for the period ending March 31, 2019.: Good morning. My name is Mary, and I'll be your conference operator for today. At this time, I would like to welcome everyone to the first-quarter 2019 earnings conference call. [Operator instructions] Thank you. Thank you, and welcome to our first-quarter 2019 earnings call. Presenting today will be Joc O'Rourke, president and chief executive officer; and Clint Freeland, senior vice president and chief financial officer. We also have other members of the senior leadership team available to answer your questions after our prepared remarks.