challenger, democrat elizabeth warren. it got heated right off the bat. warren facing criticism for her claims of a native american heritage. molly line is live in boston with some of the highlights for us. >> reporter: hi, jon, tsa exactly right. this was a very feisty debate between scott brown, the republican, and his democratic challenger, harvard professor elizabeth warren, and as you mentioned, it got confrontational right from the beginning when the moderator asked about character in this race, was it an issue? scott brown went after elizabeth brown and her claims of native american heritage asking for evidence that it did not advance her academic career. >> character is important. as you know, i think what you're referring to is the fact that professor warren claimed that she was a native american, a person of color. and as you can see, she's not. that being said, she checked the box. >> when i was growing up, these are the stories i knew about my heritage. um, i believed my mother and my father and my aunts and my uncles, and i never asked