most of them appeared to maybe just need iv fluids, a little rehydration, maybe some oxygen and cooling. >> reporter: according to chief meteorologist norm lewis the heat index in queen anne's county around practice time was 105 degrees. authorities are operating as if this was a let-related incident but says they are not ruling anything out. >> we're exploring every avenue to make sure we don't miss anything but at this point we're just treating it as simple heat related exhaustion. >> it's very hot and the temperatures out there, the coaches need to take into consideration that there are a lot of kids, and they need to make sure that, you know, they have water and -- >> reporter: we talked to a parent tonight who was on the field during practice. he insists the kids were properly hydrated, said the coaches did everything right, no word tonight if the school is planning any further investigation. we're also unsure if all of the kids who went to the hospital, 12 in all, including one coach, if all of them have been released. reporting live from queen anne's county, terry owens, wmar new