The men’s rights lawyer suspected of gunning down the son of a federal judge may have been hunting down enemies after being diagnosed with cancer — and may be linked to the July 11 California slaying of another attorney. Roy Den Hollander — who allegedly stormed the North Brunswick, NJ, home of federal Judge Esther Salas — was found dead from an apparent suicide early Monday in Sullivan County, about two hours drive from the judge’s home....... Authorities are also investigating a possible link to the shooting of attorney Marc Angelucci, who was shot at his California home earlier this...