California couple charged with child abuse in surrogacy scheme involving at least 21 children

Silvia Zhang and Guojun Xuan had 15 children, aged between two months to 13 years, removed from their home

A California couple has been arrested on child abuse charges following an investigation into a surrogacy scheme involving at least 21 kids, police said on Tuesday.

Silvia Zhang and her husband, Guojun Xuan are expected to face conspiracy to commit child abuse charges, according to the Los Angeles county sheriff's department.