that live musical performance from cheryl crow. and as you just saw their first lady jill biden, also in attendance. before the vigil, she left flowers at a nearby memorial. cnn's carlos suarez is in nashville and carlos new audio, revealing a concerned friend of shooter audrey hale called authorities less than 20 minutes before the shooting. what do we here in that audio? camera. good morning. we know that a rihanna patent it made this phone call a little bit before 10 o'clock in the morning on monday, right before that shooting happened. she makes this call after receiving a pretty disturbing message on instagram from the 28 year old shooter that reads, in part, quote, something bad is going to happen. pat and kohl's essentially a suicide prevention hotline to tell them about that message, and according to the call, she's told book you really