Operator Welcome to the Q1 2021 ViewRay Incorporated earnings conference call. My name is Darryl and I'll be your operator for today's call. At this time all participants are in a listen-only mode. Later, we will conduct a question-and-answer session. [Operator instructions] I will now turn the call over to Ashley Kluth. Ashley, you may begin. Ashley Kluth -- Senior Manager, Investor Relations Thank you, operator. Good afternoon, everyone, and welcome to ViewRay's first-quarter 2021 financial results conference call. Joining me today are Scott Drake, our president and chief executive officer; and Zach Stassen, our chief financial officer. Earlier today, ViewRay issued a press release and presentation for today's call.