In the opening segment when Benson and Stabler are examining the victim, Benson refers to a previous victim "Maggie Sanchez". Every following reference to this victim, she is named "Maggie Ortiz".
Gladys Dalton's ACS form lists her DOB as 12-18-2001, which would of made her only 8 years old at the time this episode takes place. Olivia said Gladys' age at the time of her first arrest in 1998 was 10, meaning she was born in 1988. It also says she aged out of the system at the age of 18 in January of 2004. She would of only been 16 in 2004.