August 3, 2016 12:15 pm Portland, Maine, Police Discuss Threats to the Department An email threat against police was sent to the Portland Press Herald in Maine Wednesday morning. US & World Videos 3:50 Obesity expert discusses new proposal for U.S. dietary guidelines 4:41 Parents sue over AI chatbot they say encourages children to harm themselves and others 1:32 Patriots host annual children's holiday party 2:48 Hate grocery shopping? Robots could soon do it for you 2:08 Lawrence Fire Department's ‘Station 8' uses music to teach safety to kids