BOSTON — Two different approaches are on display, as Ed Markey has money and a sophisticated organization, while Stephen Lynch is relying on union support and word of mouth.

BOSTON — The agreement calls for three general issue debates and three issue-focused debates.

BOSTON — Candidates hoping to get their names on the ballot for the special U.S. Senate election face a Wednesday deadline.

BOSTON — As former Navy SEAL Gabriel Gomez gears up to announce his bid for U.S. Senate, he’s facing a dilemma: what to say about President Obama.

BOSTON — The race to collect voter signatures ahead of next week’s deadline in the Massachusetts special Senate election is heading into a final weekend.

BOSTON — Sean Bielat had filed a statement of candidacy with the Federal Election Commission and sought donations over the weekend.

BOSTON — One Republican candidate, Norfolk state Rep. Daniel Winslow, has said he’d welcome “positive” help from outside groups.

BOSTON — Both candidates relied heavily on the deep pockets of political action committees to help fill their campaign coffers.

BOSTON — The Democrat said they would include two general debates and four issue-specific debates.

BOSTON — But among unenrolled voters, our poll finds, Rep. Stephen Lynch holds a lead over Rep. Ed Markey.

BOSTON — Also, Republican Sean Bielat filed papers to form the “Sean Bielat for Senate” committee.

BOSTON — We compare the strengths and weaknesses of the two Democratic candidates.

BOSTON — Reusing a tactic employed in the last U.S. Senate election, the pledge discourages outside spending in the race.

BOSTON — The state’s largest teachers union is throwing its support behind Edward Markey’s U.S. Senate bid.

BOSTON — It appears there will be a Republican primary in the special U.S. Senate election.

BOSTON — Cohasset businessman Gabriel Gomez requested nomination papers Monday.

BOSTON — He had announced on Tuesday that he was forming an exploratory committee to decide whether to run for the seat.

BOSTON — “I’m giving it serious consideration, but there are a lot of challenging factors in this situation,” Senate Minority Leader Bruce Tarr said Tuesday.

BOSTON — Tufts University professor Jeff Berry speaks with us about the special U.S. Senate election.

BOSTON — The Norfolk Republican says he’s forming an exploratory committee “to test the waters for the U.S. Senate.”