Piers Morgan has faced an online backlash after lashing out again at Prince Harry over his latest interview with Oprah - calling him a "little berk".The former Good Morning Britain host, 56, ruffled feathers when he shared his view on Harry's new TV documentary which aired this morning (21 May) on Apple TV+ and focuses on mental health issues - called The Me You Can't See.In the documentary series, the Duke of Sussex opens up to Oprah Winfrey about his personal mental health battle and life in the royal family - and has revealed that he suffered from panic attacks after his mother Princess Diana's death.In the first episode of the series, entitled Say It Out Loud, Harry shared that he was "just all over the place mentally" whilst speaking.