This week, “The Daily” is revisiting some of our favorite episodes of the year and checking in on what has happened since the stories first ran. In April, President Moon Jae-in of South Korea met with North Korean leader Kim Jong-un to discuss formally ending the Korean War, a conflict that has divided thousands of families for more than six decades. Sylvia Nam’s family is one of them. Guest: Sylvia Nam traveled to North Korea to find out what happened to her grandfather, who left South Korea for the North nearly 70 years ago and never returned. For more information on today’s episode, visit nytimes.com/thedaily.