“The gunman who killed five police officers in Dallas had enough bomb-making materials in his home to lead the authorities to believe he was planning a larger attack, the city’s police chief said on Sunday. He provided new details of how, during two hours of negotiations, the gunman sang, laughed and asked how many officers he had killed before he was killed by a bomb-equipped robot.”
Source: Dallas Gunman Had Plans for Wider Attack, Police Say – The New York Times
