Actor John Ritter, best known from his days in the sitcom "Three's Company", died in 2003 at age 54 from a tear in the aorta, at a hospital in Burbank, California. Subsequent investigation by his family led them to conclude that the aorta tear was not treated correctly and, in fact, was misdiagnosed as a heart attack. The Ritter Estate, on behalf of his surviving relatives is now suing his...