 There are many questions and how was such a clear line of sight left unsecured? Tim Miller is a former Secret Service agent. Paul Morrow is a retired NYPD inspector and a Fox News contributor. Tim, let me start with you based on your experience and what you've been able to glean from what we have seen. What do you think the answer to that question is? How did they miss a shooter on a roof with a clear line of sight to the president?