The DMN is part of Belo which also owns WFAA (Channel 8 ) and is a known left leaning, corrupt mayor /city council supporting fire and police hating shit pile. Any one of the other 3 channels (4, 5 and 11) beat them out every time. No, it's not well circulated or considered "important " and it loses relevancy every day.
Dallas proper has a high concentration of liberalism in its Southern half but its Northern half is clinging to a redder state of mind. Suburbs are generally blood red as is Dallas' sister city Fort Worth.
Flower Mound, believe it or not is largely conservative. That said, the insidious infection by liberal protozoa seems to be on the rise. May take secession to remove the STDs from this Californication.
FWIW, Ted almost lost to Beto. It was a dead heat until they got further out from Houston, Dallas and Austin on the poll returns. God save the republic!