It turns out, you really can get everything at Costco. The wholesale retailer is now selling at-home coronavirus test kits on its website. The saliva PCR tests are administered by telemedicine platform AZOVA and cost $129.99 for just the test kit or $139.99 for the test kit with a “video observation,” according to the product descriptions. People who buy the $129.99 test kit are expected to get their results within 24-72 hours after the lab receives their kit. Those who buy the more expensive test can expect their results within 24-48 hours from when the kit gets to the lab...