Closed Loom System News Today

Negative tests which experts say could take weeks. olympians will be completely separate from the rest china. part of what organizers are calling a closed loom system. bubbles with dedicated shuttles and theyre all connected by high speed rails. british skeleton racer was there last fall for training. >> everything we did, training, eating, sleeping was all within this bubble. it felt incredibly organized. >> reporter: ahead of the game, shes self-isolating. while she knows what to expect in the...