A NINE-year-old boy suffered a serious head injury after he fell through the roof of a factory in Blackburn.

An investigation is underway after Leon Langford was discovered at the premises of North West Tippers, in Rockfield Street, this morning.

He had been reported missing overnight by his parents Adele and Dave Langford after he was last seen playing with friends at they Ivy Street playground nearby.

Workers at the site are understood to have found him earlier today.

Lancashire Telegraph:

He has been airlifted to Alder Hey Children Hospital with a head injury.

Several police and fire service vehicles remain at the scene, which has now been sealed off from the Highfield Road junction.

A police spokesman said the boy was in a serious condition with a suspected head injury.

His father, Dave Langford, has paid tribute to those who took the time to help with the search for his son.

He posted on Facebook: "Really want to say massive thank you to all that helped me through the night and this morning to help find my son. He is in a bad way but on the way to Alder Hey."

Lancashire Telegraph:

The boy's aunt, Cheryl Baxter, added: "He's fallen through a roof and got bad injuries. They’ve had to put him to sleep and fly him to another hospital."

The Health and Safety Executive have also been notified about the incident.