i'm with alliant group. we work with businesses to take advantage of the r & d tax credit and other areas of the code they may have overlooked. it's really important right now for taxpayers to go back and make sure they have taken advantage of every benefit to which they are entitled to under the existing code, not just the new relief package. that's important. liz: absolutely. you are important and your answers are important. thank you, mark everson of the irs. >>> when we come back, the race against the clock for a coronavirus therapy. if you've got the sickness, wait until you hear what the scientist jacob glanville has discovered. to help you stay informed of the latest news just say "coronavirus" into your xfinity voice remote to access important information and special reports from around the world. and to keep your kids learning at home, say "education" to discover learning collections for all ages from our partners at common sense media, curiosity stream, history vault, reading corner and many others