A 3-year-old girl on Hawai'i's Big Island was critically hurt when a parked pickup rolled backward and struck her, a tragic accident for the family involved.

• A pickup parked in a driveway in Mountain View slipped into neutral and rolled back.
• The truck hit the toddler, who was walking behind it, then struck a tree.
• Three children were inside the truck when it started moving.
• The girl was flown out for emergency treatment and is in critical condition.

Outlook: Police are still investigating how the truck came out of gear.