 Welcome back to CBS News 24-7. I'm Lindsay Reiser. Here's a quick look at some of the top stories we're following. Police in Thailand say they believe six people found dead in a luxury hotel in downtown Bangkok were poisoned. Thai officials say the victims were two Vietnamese Americans and four Vietnamese nationals. They did not say if there were any outward signs of a crime. A Thai newspaper reported at least some of the victims showed obvious signs of ingesting something poisonous.