John Kerry walks into door at No 10 Downing StreetThis video can not be playedTo play this video you need to enable JavaScript in your browser.John Kerry walks into door at No 10 Downing StreetCloseUS Secretary of State John Kerry walks into the door at No 10 Downing Street.SubsectionUK PoliticsPublished19 July 2016Shareclose panelShare pageCopy linkAbout sharingRead description