Ariana Grande bids fans tearful farewell in last concert before stepping back from public life

By Lianne Kolirin, CNN London (CNN) — Ariana Grande has bid an emotional farewell to her fans as she steps away from the limelight. The US singer and “Wicked” star told a packed performance of the last night of her “Eternal Sunshine” tour in London that she would “cherish this experience always.” Speaking through tears