After a month-long search for Texas A&M student Caleb Harris, 21, authorities found human remains at a wastewater facility. His roommates could not locate him after he walked his dog early in the morning. His family reported him missing early March, according to the Corpus Christi Police Department. Randy Harris, Caleb’s father, told ABC Corpus Christi affiliate KIII that his dog returned home without him. The Corpus Christi Police Department shared on Facebook that city workers conducting maintenance at a wastewater lift discovered human remains in a well and notified the police. The remains …