dr. throckmorton, you're saying success has been made in the new shortages, right? we see that on that chart. dr. crosse, you have concluded there has been progress made as we see from that pending chart, correct? and that's both in the testimony? >> that's correct. >> so that's kind of my sumation. this chart is very illustrated in the report and kind of highlighted what most people talked about. i guess a couple years ago when we've been having this debate, i always wondered why the market itself doesn't respond to alleviate the shortages based upon a price signal. now, dr. burgess kind of mentioned, which dr. throckmorton, you may dismiss there was a tamaflu signal sent. i don't know that. you said you didn't know that. why, in my minute left, is there something structurally about how we -- either the government in its coding or its spending through medicare and edicaid or the insurance applications of purchasing drugs, is there something that distorts the market signals for shortages? >> i'm not sure. >> maybe that's something, mr. chairman, to follow-up in anoth