Remains found in 2020 identified as missing Spring teen, Texas Attorney General's Office saysThe Texas Attorney General's Office says a missing person cold case has been solved after partial human remains were identified as those of 15-year-old Kristen Galvan. The Texas Attorney General's Office says a missing person cold case has been solved after partial human remains were identified as those of 15-year-old Kristen Galvan. The Texas Attorney General's Office says a missing person cold case has been solved after partial human remains were identified as those of 15-year-old Kristen Galvan. The Texas Attorney General's Office says a missing person cold case has been solved after partial human remains were identified as those of 15-year-old Kristen Galvan. HOUSTON, Texas (KTRK) -- The Texas Attorney General's Office says a missing person cold case has been solved after partial human remains were identified as those of 15-year-old Kristen Galvan.