barry chin/globe staff

Senator Scott Brown and Elizabeth Warren met Thursday night for the first of four debates.

barry chin/globe staff

The rivals clashed clashed on taxes, women’s issues, and Warren's Native American heritage.

barry chin/globe staff

Brown and Warren shook hands before the debate.

barry chin/globe staff

Warren addressed the media after the debate.

jonathan wiggs/globe staff

Sen. Brown arrived at the studios of WBZ-TV for the debate.

jonathan wiggs/globe staff

Brown said this week he planned to use the debate to highlight the differences between his and Warren's political philosophies.

barry chin/globe staff

Warren was accompanied by her husband, Bruce Mann.

jonathan wiggs/globe staff

Warren said she planned to underscore where she and Brown would diverge on votes she considered important for the state.

jonathan wiggs/globe staff

Supporters of both sides waited for the candidates to arrive.