A 32-year-old man was arrested Thursday in connection with the death of his 9-year-old stepson, a day after the child's body was found in an apartment building where they lived in Saitama, near Tokyo, police said.Yusuke Shindo has admitted to murdering the boy and told police he hid the body after killing him, investigative sources said.The body of Ryosuke Shindo, bearing marks of strangulation, was found before 1 a.m. Wednesday in a utility meter box opposite the family's apartment, after his 42-year-old mother, a teacher, reported him missing Tuesday evening, according to the police.Shind…READ FULL ARTICLE