Prema Cruz

After communications with the president's plane are lost, Elizabeth is sworn in as the acting president. Henry is asked to recruit one of his students for the NSA.

Diane and Lucca represent an ovarian cancer survivor who wants custody of her previously donated embryos. Someone creates a fake social media account for Maia, and Mike Kresteva visits Reddick, Boseman and Kolstad.

An unanticipated turn of events threaten to dissolve a peace deal with Russia; an emergency occurs on the International Space Station.