A missing 17-year-old Cupertino boy has returned home, the Santa Clara County Sheriff's Office said late Thursday.
Deputies have been searching for Connor Sullivan after he was reported missing Monday after he failed to show up at track practice at Monta Vista High School.
Connor's father called the sheriff's office late Thursday to report the teen returned home.
During searches held this week, deputies checked all over Monta Vista High School, Oaks Shopping Center, local parks and contacted local hospitals.
