Robert McEwen Willoughby - Bank of America - Merrill Lynch
Analyst
Hey, Steve, on that Inovalon deal, I guess my question would be, how did you arrive at a 50%/50% revenue share for it? It seems to me with the connectivity that you have that you cited, the data you have, aren't you bringing a lot more to the table? Can you maybe flesh that out?
Stephen H. Rusckowski - President, Chief Executive Officer & Director: Yes, well, I appreciate you saying that, Bob. We believe we bring a lot of value to the table. On the same side, they bring all the content to the table and there's a lot of content. They've built a nice capability with their quality metrics application, the collection of all claims data real-time. So there's some very sophisticated approaches to gathering the information and serving that up to physicians. So we think the 50%/50% split fairly recognizes the value we deliver and the value they deliver, and it's a good partnership. So we think that's a fair split, but we are happy about the value I think we bring to the table because we think it's a good opportunity for us.
Mark J. Guinan - Chief Financial Officer & Senior Vice President: Yes, Bob, just real quickly. I mean the analog might be some small independent lab came up with a new esoteric test, okay, so they created the whole test. They didn't have the ability to sell it to the health plans as well as we could, and then to do the pull-through with, as Steve said, our coverage, that it's going to be ordered basically like a CPT, kind of like a test. And so I think you'd say, okay, yes, 50%/50% is pretty fair. They did the innovation, obviously they've got the IP, et cetera, and we're really the commercial arm to help sell that and educate people on the value and the opportunity.