Why it matters: "The new reactor could be a central issue in the Trump-Kim talks, if the goal, as the United States insists, is complete denuclearization. Even if Mr. Kim agrees to a freeze on nuclear and missile testing, he would still be able to accumulate more bomb fuel for a larger arsenal as long as the negotiations dragged on."
Flashback: "This was a critical issue in the Iran negotiations, where President Barack Obama negotiated a freeze on new production of significant quantities of new nuclear fuel, though it expires in 13 years. It is unclear whether Mr. Trump could extract a similar halt in production from North Korea."
Go deeper: Satellite photos and analysis by the NYT's K.K. Rebecca Lai, William Broad and David Sanger
Photo: Apple CEO Tim Cook during an event held to introduce the new 9.7-inch Apple iPad in Chicago, Illinois. Photo: Scott Olson/Getty Images
Apple used its education event in Chicago on Tuesday to debut a new entry-level iPad, Axios' Ina Fried writes:
New rules for defining a catch in the NFL, approved by a unanimous vote today at the Annual League Meeting:
What changed: "The key change to the rule eliminated the "going-to-the-ground" element of the previous rule."