Manchester mayor Andy Burnham is thought to be more popular than most other potential Labour leadership contenders. But without a seat in Parliament, he has a complicated road ahead if he were to challenge. From Westminster to Manchester and back again? Sky News' Rob Powell looks at the career of Andy Burnham. SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on Twitter: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews Follow us on TikTok: https://www.tiktok.com/@skynews For more content go to http://news.sky.com and download our apps: Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB Listen to our new podcast This is Why, available for free here: https://podfollow.com/thisiswhy To enquire about licensing Sky News content, you can find more information here: https://news.sky.com/info/library-sales