Almost a year into the pandemic and the American education system remains severely disrupted. About half of children across the United States are not in school.The Biden administration has set a clear goal for restarting in-person instruction: reopening K-8 schools within 100 days of his inauguration.Is that ambitious target possible?Guest: Dana Goldstein, a national education correspondent for The New York Times. For an exclusive look at how the biggest stories on our show come together, subscribe to our newsletter. You can read the latest edition here.Background reading: A slow vaccine rollout and local fights between districts and unions could make it harder for President Biden to fulfill his promise to reopen schools quickly.In cities and suburbs where schools are closed, teachers’ unions are often saying: not yet. One powerful union leader is trying to change that.For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday.