'Conan' reveals the progression of Bob Costas' eye infection: Watch
Poor Bob Costas. The NBC host had his time with the Sochi Winter Olympics curtailed due to an eye infection, with Matt Lauer taking over the gig. Costas' eye infection drew a lot of attention, and now even his friends are getting in on the fun.
Conan O'Brien, who worked with Costas at NBC, brought up the host's progressing eye infection during his "Conan" monologue on Feb. 11. It turns out the illness was worse than anyone realized. Watch the funny bit above.