Amy Sussman, who uncovered a major fraud scheme and has advocated for victims, joins NewsNation to discuss her push for accountability and new legislation after losing her nephew in the Lewiston, Maine, shooting. Max Hathaway, 35, was a married father of two with a third child on the way when he was killed while celebrating his college graduation. His daughter Anna was born six weeks after his death. Sussman says her mission is to ensure tragedies like this never happen again. | NewsNation