Hersheypark’s wave pool on Thursday, where a 9-year-old girl died, was teeming with people trying to stay cool as temperatures rose into the 90s, according to an eyewitness who spoke with PennLive.

Officials say a nine-year-old child died at the waterpark in Hersheypark in Hershey, Pennsylvania.

"From the moment our lifeguard team recognized that a child was in distress, they performed an immediate rescue, followed by continuous, coordinated life-saving efforts by our lifeguards, on-site fir...