this is the little boy she left behind and abandoned in a semi secluded neighborhood yesterday morning here in san pablo. he's only about a year and a half old. the young mother abandoned the toddler near contra costa college. a neighbor found the boy in front of his home. police tell us this morning that the mother tried to explain why she did what she did. >> reporter: well, she saw the media reports this morning. and saw that we were looking for her and she contacted us and came to the police department. so far, we learned that she told us she felt she was an unfit mother. and that somebody else could care for her child better than her. >> authorities say that the boy is healthy and is with child protective services right now. police have given us the mother's name. the the woman has been arrested. her name is sandra samuel. she is 41 years old, and from richmond. she does have other children. police have not told us what child protective services are doing with those children or where they may be. we just know that sandra, samuel, 40 years old, from richmond, turned herself in this morning and said