Legendary NBC sports anchor Bob Costas came down with a bad case of conjunctivitis (also known as pink eye) at the 2014 Winter Olympics. Pink eye symptoms include redness, itchiness or a gritty feeling in one or both eyes. People should discontinue wearing contact lenses as soon as pink eye symptoms begin. But his pink eye wasn’t entirely out of sight. If you have any problems with pink eye, click or tap here for more information on treatment options.