Right now. and more severe weather could hit today. plus goodbye to a late night icon. nope nope nope. no. no. you re not going anywhere david letterman. what are you going to do? newsroom starts now. hello, everyone and thanks so much for joining me. i m frederickricka whitfield. right now a top man of isis was killed in a violent raid in syria. u.s. intel is now poring over a treasure trove of evidence such as cell phones and documents and other materials. all of this is providing reams of data as to how isis operates and earns its money. we re getting new details from the military on how it all went