6 Children Hospitalized After Possible Chemical Exposure at Connecticut Pool

— -- At least six children were hospitalized today after possibly being exposed to a chemicals at a Connecticut pool, according to fire department officials.

Nine people, including eight children, had symptoms of a scratchy throat, difficulty breathing, stomach pain and vomiting after going to a pool in Old Mystic, Connecticut, according to the Old Mystic Fire Department Chief Ken Richards.

All of those sickened were visiting the Seaport RV Resort in Old Mystic while on vacation and started to exhibit symptoms around 1:30 p.m. today, according to Richards.

Six of the children were hospitalized and officials are investigating the cause of the symptoms. Richards told ABC News that preliminary water and air testing did not reveal abnormal readings and the pool company was scheduled to come tomorrow to help investigators further.

Attempts to reach Seaport RV Park for comment were not successful. ABC News' Devin Villacis contributed to this report.