David Cameron expressed his sadness after Theresa May announced she would resign on 7 June. 'It's a very painful moment,' the former prime minister said, who was heard humming a tune minutes after confirming the date he would step down as prime minister on 11 July 2016. Theresa May's voice was cracking with emotion as she uttered the last few words of her resignation announcement Subscribe to Guardian News on YouTube ► http://bit.ly/guardianwiressub Support the Guardian ► https://support.theguardian.com/contr... Today in Focus podcast ► https://www.theguardian.com/news/seri... The Guardian YouTube network: The Guardian ► / theguardian Owen Jones talks ► http://bit.ly/subsowenjones Guardian Football ► http://is.gd/guardianfootball Guardian Sport ► http://bit.ly/GDNsport Guardian Culture ► http://is.gd/guardianculture