this case, and he detailed a timeline on two particular tips, one from last september where cruz left a disturbing message on a youtube posting, and one in january where someone close to cruz called an fbi tipline to warn about his arsenal of guns and that he was ready to explode. on that one, he admitted to lawmakers that it was, quote, explicit, the warning from that tipster. he admitted the person who received the tip at the fbi call center did not pass it along to local law enforcement, but she did raise it to a supervisor. now, what exactly happened after that appears to be in some dispute between she and the supervisor. they have different stories. neither one of them has been fired in this case. but he said that they are adding more fbi supervisors to review tips like this in the past to make sure it doesn't happen again. >> laura jarrett with the reporting on that hearing. thank you very much. let's bring it back in the room. you hear about this, the