FX series explores man’s claim that his father was the Zodiac killer

It’s natural for an adopted person to be curious about their birth parents — but for Gary Stewart, his search might have led him to one of the country’s most infamous serial killers. FX’s four-part docuseries “The Most Dangerous Animal of All,” (March 6 at 8 p.m.), based on Stewart’s 2014 book of the same… Continue reading at New York Post