Aisha Tyler emotionally announced live on "The Talk" today that she will not return as one of the show's hosts next season. She says "At the end of this season I'm going to be leaving the show... I have had an amazing six years with you guys. We've had babies and weddings, and you know good things have happened, and you know I went through the biggest breakup of my life with you. I could not have done with this without you. I'll never be able to thank you guys enough..."