Laughing gas mix-up kills baby in AustraliaSYDNEY (AFP) - A newborn baby has died after being given laughing gas instead of oxygen in a tragic mix-up at an Australian hospital which left another infant severely disabled, authorities said Tuesday. Thai police crackdown 'laughing gas' balloonsBANGKOK (AP) — Thai police are cracking down on vendors in Bangkok's main backpacker district selling cheap doses of balloons filled with nitrous oxide, or laughing gas, to tourists. Two Thai teenagers arrested for selling 'funny air'BANGKOK (AFP) - Two Thai teenagers have discovered laughter isn't always the best medicine after they were arrested for selling balloons containing funny air -- or laughing gas -- to tourists.