Longtime Democratic Rep Steve Cohen announces end to re-election bid

Democratic Rep. Steve Cohen of Tennessee announced on Friday that he signed a document requesting not to be included on the ballot in Tennessee's 9th Congressional District.

The congressman described the district determined by "new lines" as "nothing like the 9th district that I've represented."

The Democratic primary in the district is scheduled to take place in August.

Speaking after his announcement, Cohen described President Donald Trump as "the greatest threat to democracy...