Originally published March 16, 2010 at 6:36 a.m., updated March 16, 2010 at 10:12 a.m.
A missing 19-year-old woman Jamul woman was found unharmed today by El Cajon police today, authorities said.
Brenda Luu, described by police as mentally challenged, was dropped off by her sister at a school bus stop in the 14500 block of Hidden Wood Road around 9 a.m. Monday, said San Diego County sheriff's Lt. Mike Munsey.
Luu takes the bus to Valhalla High School, where she is a student, he said.
Her family reported her missing when she did not come home.