that is a great question. there is a panel of tests that we can look for, anything from cocaine, heroin, any kind of chemicals that could cause convulsions or depression of the central nervous system. it sounds like whatever they came into contact with impacted the central nervous system. we can test for an entire range of chemical toxins and substances to try to figure out what has caused the symptoms. we saw similar symptoms and a couple in the dominican republic a few years ago and it didn t really come up with conclusive information, but hopefully this time around we can get solid evidence to figure out what was the cause of death. shannon: ted, reading something else from one of the other people in the area and described it that they were also having a great time and obviously very disturbed by what had happened saying that it sounds like it may have been defaulted with a toxin cooling from the air conditioner.