President Joe Biden is opening his trip to South Korea with a focus on the U.S. tech sector, touring a Samsung computer chip plant on Friday. He's also set to go to Japan during the six-day tour. (May 20) Subscribe for more Breaking News: http://smarturl.it/AssociatedPress Website: https://apnews.com Twitter: https://twitter.com/AP Facebook: https://facebook.com/APNews Instagram: https://www.instagram.com/APNews/ ​ You can license this story through AP Archive: http://www.aparchive.com/metadata/youtube/f62621dca6774d359ac09254e0ef458b