NEW : Neighbor says he once called police after seeing children in backyard . The `` secondary '' backyard was inside the first and was `` screened from view . '' Jaycee Dugard locked in soundproof sheds in alleged captor 's backyard for 18 years . Comment: Authorities : Dugard was `` kept in complete isolation in this compound ''
NEW : Neighbor says he once called police after seeing children in backyard . Jaycee Dugard locked in soundproof sheds in alleged captor 's backyard for 18 years . Comment: Authorities : Dugard was `` kept in complete isolation in this compound ''