Boris Johnson ignores reporter questions on Rishi Sunak’s net zero shakeup whilst on a run in Oxfordshire this morning. <br />The prime minister used a speech on Wednesday to weaken a host of pledges designed to help the UK achieve a net zero carbon emission economy by 2050. Report by Covellm. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn