Labor authorities have determined the suicide of a Toyota Motor Corp. employee in 2017 was caused by harassment from his superior, a lawyer for the man's family said Tuesday.The worker, who died at the age of 28, developed an adjustment disorder after he was constantly verbally abused by his superior, who had called him names like "moron" and told him "You'd be better off dead," the lawyer, Yoshihide Tachino, said.After completing his master's degree at the University of Tokyo's graduate school, he joined the automaker in April 2015 and started designing vehicles at Toyota's headquarters in…READ FULL ARTICLE