for the end of the world? scientists showing off plans to stop any potential earth-ending asteroadway. -- asteroid. can you say extinction-level event? i'm john roberts in washington. good to be with you, sandra, for another hour. >> sandra: i like when you remind everybody it's friday-eve. i'm sandra smith in new york. we have to get to breaking news. a primary player behind the infamous steel dossier about -- steele dossier about to face a judge. major movement this afternoon in the durham investigation. the feds arresting a researcher reported to be at the heart of the unverified claims in the antitrump steele dossier. the suspect set to make his first court appearance in less than 30 minutes in a virginia courtroom just outside d.c. griff jenkins is live at the courthouse. he's got an update for us now. hi, griff.