US official warns migrants: 'Border is not open'This video can not be playedTo play this video you need to enable JavaScript in your browser.US official warns migrants: 'Border is not open'CloseAnnouncing changes to US migration policy, US Homeland Security Secretary Alejandro Mayorkas said migrants must not listen to misinformation being spread by smugglers at the southern border.SubsectionUS & CanadaPublished5 May 2023Shareclose panelShare pageCopy linkAbout sharingRead description