Sen. Rand Paul refused to speak Thursday with a federal judge whose son was shot by a man who ambushed their New Jersey home almost two years. US District Judge Esther Salas, whose 20-year-old son, Daniel, was killed in the attack, carried out by a disgruntled attorney who had appeared before her in court, tried to stop the Kentucky Republican outside a hearing. She wanted to persuade him to stop blocking legislation that would prohibit the publication of the private information of federal judges, such as home addresses, vehicle information and other data that could put them at risk of...