In Maine, a brewery owner and an oyster farmer hope to upend the establishment and oust Susan Collins from the Senate

The eclectic Democratic field in Maine seeking to end the nearly 30-year run of Republican Sen. Susan Collins includes a brewery owner, an oyster farmer and a former congressional staffer who was in grade school when the senator was first elected.

​ The eclectic Democratic field in Maine seeking to end the nearly 30-year run of Republican Sen. Susan Collins includes a brewery owner, an oyster farmer and a former congressional staffer who was in grade school when the senator was first elected. Read More Breaking News, Latest News and Videos | CNN