WATCH: Sarah Sanders, DHS Secy. Nielsen hold White House news briefing

President Donald Trump's press secretary Sarah Sanders and Secretary of Homeland Security Kirstjen Nielsen hold the White House news briefing. Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: http://www.youtube.com/pbsnewshour Follow us on Facebook: http://www.pbs.org/newshour Follow us on Twitter: http://www.twitter.com/newshour Find us on Instagram: http://www.instagram.com/newshour Find us on Snapchat: @pbsnews Subscribe to PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Subscribe to our email newsletters: https://www.pbs.org/newshour/subscribe