obviously a daily struggle for you and how have you coped? >> writing the book helped me get through it. i look at the efforts going forward as a tool to continue to fight. you know, i'm diabetic. i it cht it is an analogy. you have good days and bad. you to manage it and focus on things you can hopefully clang. -- change. >> we have cheered you on every time that we talk to you. now yet another step forward. the book is for allison. thank you so much. back to you. >> thank you. michael cohen due on capitol hill. a new day of testimony. that's next. ny worth? how do you determine the durable value of a business in the transportation industry without knowing firsthand the unique challenges in that sector.