NEW: President Trump blasts the rise of socialist-backed candidates within the Democratic Party: "I think it's crazy because they're going to ruin our country.

NEW: President Trump blasts the rise of socialist-backed candidates within the Democratic Party: "I think it's crazy because they're going to ruin our country." "Anybody doing what they're doing and what they're espousing, everything turns out to ashes and junk and filth." "You go to these cities…