The missing person at risk, Theresa Samatua, was located today, per the La Mesa Police Department. Earlier, the La Mesa Police Department was actively searching for Theresa Samatua, who was last seen on Sunday afternoon. Samatua, aged 70, suffers from dementia and walked away from her relative’s residence in La Mesa’s 4500 block of Acacia Avenue around 12:45 PM on January 28, as per the police department’s report.