Rep. Seth Moulton (D-Mass.) has joined the long list of Democrats who’ve entered the 2020 presidential race. “I’m running for President to build a strong and safe country, create the jobs of the future, and elect leaders we can be proud of,” the former Marine said on Twitter Monday morning. "I'm running because we have to beat Donald Trump, and I want us to beat Donald Trump because I love this country. We've never been a country that gets everything right. But we're a country that, at our best, thinks that we might," he said in his video announcement. “Decades...