1 A young municipal utility worker has become a viral sensation after an image of him submerged in a puddle from a busted pipeline was shared around the country.
2 Psy's song "Gangnam Style," which mocks the consumerism of a rich Seoul suburb, and hit horse-riding-style dance went viral on video-sharing website YouTube.
3 The report recognizes that greater availability of anti-retro viral drugs is having an effect.
4 A viral illness left her barely able to walk.
5 If Mr. Letterman represented an era when a late-night show was a comprehensive end-of-day viewing experience, meant to be watched in a post-twilight setting for an hour (or until you fell asleep), the coming age is fragmented by technology, designed for online virality, unstructured and unmoored from time slots.