A 13-year-old Fontana boy has been arrested on suspicion of murder following a shooting in Fontana on Wednesday evening, Oct. 21 that left a man dead and a teenager and pre-teen injured.

Just after 6 p.m., police officers found three victims who had been shot in the 9900 block of Cypress Avenue, according to Fontana police. One of the victims, an 18-year-old man, was pronounced dead at the scene. The other two victims, a 15-year-old boy and a 12-year-old boy, were hospitalized, police said.

The circumstances leading up to the shooting remained unclear as of Thursday evening, Oct. 22.

Police later found the suspect in Fontana and arrested him on suspicion of murder. He was booked into juvenile hall, police said.

Additional information was not immediately available on Thursday.