Chelsea's Summer of Youth: Chalobah, Ake and Boga take turns in the spotlight

Nathaniel Chalobah's and Nathan Ake's transfers brought added scrutiny to Chelsea's youth and loan policy. Jeremie Boga's take-notice performance in the friendly against Arsenal briefly raised hopes that he might stay, but another loan is in his best interests - and the realm of possibility. Rayna, Ajitesh and George talk about the purpose of Chelsea's academy, and the chances for new faces in this season's starting XI.