Justin Mohn has been found guilty of first-degree murder after he was accused of fatally shooting, then beheading his own father in their Levittown home last year.

In a packed Bucks County courtroom, Justin Mohn calmly explained his motive for killing his dad: "I unfortunately had to use deadly force."

A crazed conspiracy theorist says he executed then beheaded his father and posted the footage on YouTube because his dad wanted to stop him from becoming the next Donald Trump.

Justin Mohn, who is charged with killing and beheading his father, said he believed his dad wanted to stop from from becoming a politician like Trump.

Justin Mohn explained why he decapitated his dad and showed YouTube, with the killer saying he did it but it wasn't murder

Justin Mohn made national headlines in 2024 when he posted a YouTube video displaying his father's severed head.

Prosecutors introduced the jailhouse letters Tuesday on the second day of Justin Mohn’s murder trial in Bucks County court.

The death penalty is off the table for Justin Mohn, who if convicted of killing and beheading his father now faces life in prison.