Federal prosecutors present homemade device evidence and rifle testimony in Ryan Routh's trial for allegedly attempting to assassinate President Donald Trump at his golf club.
Ryan Routh's federal assassination attempt trial features key evidence including a 'Dear World' letter offering $150,000 bounty and testimony from former associates.
Key witness tells jurors Ryan Routh bought semiautomatic rifle for Trump assassination attempt, claiming he needed it because his son faced intimidation.