mrs. penny harrison. [inaudible] i now yield two minutes to the gentleman from michigan, mr.ers, to introduce the third team of witnesses. >> thank you, mr. chairman. it's my pleasure to be here today to introduce two of my constituents, claudia cooper and her coach and teacher, amy. claudia's an outstanding student at west hills middle school in west bloomfield, michigan, and is joining us today because she's part of a winning team in the explorer vision science competition. her teammate, samantha, is also here as well as teacher russ purdy, and i'd like to welcome them to this hearing as well. the explorer vision challenges students to envision new technologies that'll make our society healthier and safer. claudia's team designed a surgically-implant bl disc called the enthrall trachea breathing system which will improve the quality of life for millions of americans who suffer from breathing problems and debilitating respiratory conditions. claudia's work demonstrates how the application of scientific concepts can improve the call of our -- quality of our life and meaningfu