How reappraisal of Star Wars prequels led to Obi-Wan Kenobi

<p>Hayden Christensen says it was a &#39;no-brainer&#39; to return as Darth Vader after love for the Star Wars prequels grew and grew in the years since their release.</p><p>Obi-Wan Kenobi launches exclusively on Disney+ 27 May.</p>