Charlie Baker voted in Swampscott, while Martha Coakley cast her vote at the West Medford fire station.

Wendy Maeda (left) and Suzanne Kreiter/Globe Staff

Charlie Baker voted in Swampscott, while Martha Coakley cast her vote at the West Medford fire station.

Coakley greeted supporters outside of the station.

Suzanne Kreiter/Globe Staff

Coakley greeted supporters outside of the station.

Baker got a big hug from a supporter in Swampscott.

Wendy Maeda/Globe Staff

Baker got a big hug from a supporter in Swampscott.

The West Medford Fire Station was busy in the early hours of voting on Tuesday.

Suzanne Kreiter/Globe Staff

The West Medford Fire Station was busy in the early hours of voting on Tuesday.

Voters lined up to cast their ballots at the John F. Kennedy Elementary School in Somerville.

Adrienne Lavidor-Berman/Globe Staff

Voters lined up to cast their ballots at the John F. Kennedy Elementary School in Somerville.

?It feels good to vote for Martha Coakley,? said Governor Patrick, after voting in Milton.

Pat Greenhouse/Globe Staff

?It feels good to vote for Martha Coakley,? said Governor Patrick, after casting his ballot in Milton.

Mass. set to elect new governor

The gubernatorial contest is one of several closely contested races around Massachusetts and New England.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/04/BostonGlobe.com/Metro/Images/patrick150-8523.jpg ?Feels good to vote for Martha Coakley,? Patrick says

The two-term Mass. governor has been stumping for the Democratic gubernatorial candidate.

Evan Horowitz

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/03/BostonGlobe.com/Politics/Images/horowitz-104--90x90.png What are the differences between Baker and Coakley?

Faced with specific proposals, positions taken by Charlie Baker and Martha Coakley suggest they may govern very differently.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/04/BostonGlobe.com/Metro/Images/tsarnaev150-8518.jpg Tsarnaev sister expected in South Boston court today

Ailina Tsarnaeva allegedly slowed down a 2010 investigation into counterfeiting in Boston.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/04/BostonGlobe.com/Arts/Images/tom150-3312.jpg Tom Magliozzi, 77, was half of NPR?s fun-loving ?Car Talk? duo

Magliozzi, with his brother, Ray, instructed and entertained millions of would-be mechanics.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/10/30/BostonGlobe.com/Lifestyle/Images/Boghosian_dogadoption6_LIFE.jpg Would-be pet adopters competing for companions

Once a simple, one-day affair, adopting a pet has turned into a process that can stretch for months.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/03/BostonGlobe.com/Metro/Images/police150-8483.jpg Boston bids farewell to Thomas Menino

Thomas Menino was remembered at his funeral as a mayor who kept Boston?s neighborhoods and ordinary people in his heart.

Voter resources

Polls in Mass. are open from 7 a.m. to 8 p.m.