 Booth later tracks down and kills Pelant with a single bullet to the center of his chest.In season 12 the son of the Serbian general he had been assigned to kill nearly twenty years ago during the Bosnian War comes to Washington D.C. seeking revenge.In the Season 9 episode "The Cold in the Case", the Deputy Director personally requests Booth to review other agents' case files and has Sweets analyze Booth's performance and military record.