Multi-car crash leaves barrier wall destroyed, 4 people hospitalized

Multi-car crash sends 3 people to the hospital
Three people were hospitalized in a multi-car crash in Phoenix that left a backyard pool fence partially collapsed.
PHOENIX - Three people were hospitalized due to a crash near the intersection of 51st Avenue and Thunderbird Road.
When Phoenix firefighters arrived, they found three cars were involved in a crash that left a backyard pool barrier partially collapsed.
Two people were taken for non-life-threatening injuries and two people were taken in for precautionary measures.
What we don't know:
We are still waiting to find out how the crash happened, who was at fault and identification information of the three hospitalized.
Phoenix Police are taking over the investigation.
Impairment is not believed to be a factor.