UPDATE: REWARD now totals up to $16,000

INYO COUNTY, Calif. (KOLO) - The Humane Society of the United States is offering a reward of up to $5,000 for information leading to the identification, arrest and conviction of the person or people responsible for an attack on horses at the Big Pine Saddle Club.

In early July, the Inyo County Sheriff’s Office responded to reports of a truck set on fire at the Big Pine Saddle Club. Officers found multiple horses had been stabbed and suffered injuries from apparent blunt force trauma to their heads. The horses required extensive medical treatment to survive.Click here for the full story on ABC's KOLO 8