Chihuahua, Mexico (CNN) -- Investigators in Mexico are looking into a monster truck crash that killed 8 people, including 4 children. Dozens more were in the stands were injured when a monster truck plowed into a crowd of people.
Nearly 30 people were taken to the hospital. A dozen of those remain in critical condition.
One investigator says it is possible the truck drive was drinking before the crash. Blood tests have been performed and prosecutors will decide if charges should be filed.
The event was suspended after the incident.