Anguish in Mexico over murdered 'girl in red socks'

Luz Maria Medina holds a photo of her four-year-old niece Lupita, during a press conference in Mexico City, on Jan 10, 2018. PHOTO: AFP.

MEXICO CITY: Kneeling at four-year-old Lupita's grave, Mexican activist Veronica Villalvazo spoke to the murdered girl as if she had known her all her short life.

"Hey girl," she said, laying flowers on the earth.