>> they're may will chair a meeting of the emergency kmlt many they've identified a male at the scene as the probably suicide bomber so far no kplams of possibility skbloo ariana grande issued statement it reads tonight our hearts are broken. word cannot express our sorrow for the victims and families harmed in this senseless attack. we mourn the lives of children and loved ones taken by in cowardly act. >> thankful for the self-less selves of sponlders who rushed toward danger we ask all of you hold the victims families all those affected in your hearts and prayers. >> back with us here in los angeles, cnn lor enformer fbi drifrmt. lass lisa been a editorens foreign juliette kayyem, national security analyst for cnn is in bofts. >> juliette to start with you, again this western law enforcement official telling cnn it was probably a suicide borper was the suicide bomber part of a