we have stories to tell and legal principles to explain, and wked very well on the. martin is a storyteller from way back when with 2020. i've and legal analysis for abc news for 20 plus years. it was energy that worked out very well. >> host: i'm curious as to where you see, you know, how does this book and fit into the larger discussion, you know, with groups like the innocence project and the recent exoneration of, due to dna evidence, where do you think this book fits into that? >> guest: that's a very good question which are book in recent events bring to light. because the prospect of exiting the innocent has always been a concern. always been an argument against capital punishment. it's much more real, much more large than we actually thought it was. >> guest: researchers from the columbia university law school funding case in texas -- found a case in texas that is almost certainly a case of mistaken execution. proponents are often challenged, find is a real case to find is a truly innocent person was executed. this is probably the case in texas is probably it