A 10-year-old boy has been arrested on suspicion of shooting dead another child with his father’s gun in California, police have said. The victim’s mother says it happened after they had a bicycle race.On Saturday, at approximately 430 p.m. in a California suburb, Keith “KJ” Frierson was discovered bleeding from his head and neck. A ten-year-old child and his father were taken into custody by the police.According to KJ’s mother, Brittani Frierson, the boy suspect was acting like a “sore loser” following the race in Foothill Farms, which is roughly 16 miles northeast of Sacramento, and he targeted KJ. Shortly before neighbors pounded on her door, she had let KJ ride the bike, which she claims he “begged” to obtain for Christmas. Ms. Frierson stated, “I cried for hours after I saw my child on that ground, because I could just see that he had no chance.” She added that a neighbor’s child, who was also competing, told her what had happened. “I just knew that my child was gone.” The 10-year-old child was taken into custody on suspicion of murder, and his 53-year-old father, Arkete Davis