Coverage of the afternoon session on day four from Manchester Central, featuring two quarter-finals. In this session last year, eventual champion John Higgins wrapped up an impressive 10-3 victory over Xiao Guodong. Ding Junhui was also in good form in the other match, taking a commanding 7-1 lead over Kyren Wilson. Katie Shanahan presents, with analysis and commentary throughout the week from Stephen Hendry, John Higgins, Alan McManus and Matthew Stevens