They creep, they crawl, they feast on your blood as you sleep. They may travel in your clothes or backpacks to find another person worth dining on — on the subway, or at the cinema. Bedbugs go where you go, and they have become a nightmare haunting France for weeks. The government has been forced to step in to calm an increasingly anxious nation that will host the Olympic Games in just over nine months — a prime venue for infestations of the crowd-loving insects, The Associated Press reported.