Sen. Ed Markey may be ‘immensely popular’ among the Dem base in Massachusetts, the Globe reports, citing the latest Suffolk/Globe poll showing the incumbent senator comfortably ahead of primary challenger Seth Moulton. But always remember that Democrats make up only about 26 percent of enrolled voters in Massachusetts – and a faction representing roughly half that amount (13 percent of the overall electorate) will hand the octogenarian Markey another six-year term because the Republican party in this state is a joke and winning the Dem primary is what it’s all about in most elections in Massachusetts. … What a system, huh? … 

More on our glorious primary-election system here.