Killer FedEx driver Tanner Horner claimed his victim, Athena Strand, saw him “snorting cocaine” before he kidnapped and killed her, a psychiatrist testified at his murder trial. The confessed murderer said he forced the 7-year-old girl into his van after she saw him taking drugs and began “catastrophizing” over what would happen if she reported him, Dr. Eileen Ryan told the jury on Tuesday. Horner was afraid of losing his job and losing contact with his son when he made the “jump from Point A to Point Z” that was “completely unreasonable,” Ryan told the jury at the court in Fort Worth, Texas. Delivery driver Tanner Horner has pleaded guilty to kidnapping and strangling 7-year-old Athena Strand outside her home in Wise County in 2022. FOX 4 DFW The killer, who will find out this week if he will face the death penalty, also admitted to assaulting Strand after initially denying it, Ryan said, testifying for the defense. Athena Strand, 7, was strangled to death in the back of Tanner Horner’s FedEx truck in 2022.…