As the clock ticked toward ObamaCare's midnight deadline, a second round of glitches hit HealthCare.gov today, this time blocking new users from applying. The site is now back up and running, Politico reports, but its "virtual waiting room was triggered," and the Obama administration reported that as many as 100,000 users at a time were on the site. HealthCare.gov had earlier gone down for maintenance for several hours beginning around 3am ET, with Health and Human Services officials ascribing the outage to a software bug. More last-minute tidbits: