It was a rough day Sunday for Big Ten women’s basketball teams as the conference went 1-4 in NCAA first-round games. Big Ten regular season champ Penn State was the lone victor, ousting UTEP, and joins Big Ten tourney champ Purdue, which won Saturday, in Round 2. Meanwhile, Iowa, Michigan, Nebraska and Ohio State all fell Sunday. Catch up all the action on our BTN.com scoreboard and get stats and recaps in this post. And don’t forget to bookmark the interactive NCAA bracket.

A Big Ten-record seven teams were selected to the 2012 NCAA Division I Women’s Basketball Championship field of 64, it was announced on Monday night. Iowa, Michigan, Michigan State, Nebraska, Ohio State, Penn State and Purdue will represent the conference in the tournament, marking the first time seven Big Ten teams have advanced to the tourney, one more than the previous record of six (1996, 2002, 2003, 2004). Check out the interactive NCAA bracket.

No. 24 Nebraska toppled three-time reigning Big Ten Women’s Basketball Tournament champion and No. 16 Ohio State, 77-62, in semifinal action Saturday night at Bankers Life Fieldhouse. With the win, the Huskers advance to the Big Ten tourney title game, where it plays No. 25 Purdue at 4 p.m. ET Sunday. We tracked tweets from a variety of official school sources, fans and media folks who were covering the action. Check it out here. Also, throughout the tourney, join the conversation on Twitter by using the #B1Gtourney.

The second day of the 2012 Big Ten Women’s Basketball Tournament features four more games, all live on BTN/BTN2Go. So far, Ohio State beat Michigan, 57-49, then Nebraska upset Iowa, 80-68. Also tonight, Penn State held off Minnesota, 78-74 and Purdue dropped Michigan State, 73-64. Get caught up on the action on the interactive bracket and find stats, video and recaps in this post.

The Big Ten women’s basketball coaches held a teleconference to preview the Big Ten Basketball Tournament with reporters from around the league, and we’ve posted the audio from each coach in the post below. The Tournament tips off on Thursday and runs through Sunday. All of our audio, including teleconferences with the men’s basketball coaches, can be found in our BTN.com audio archive.

Thanks to our friends at BigTen.org, we’ve posted the annual interactive bracket for the Big Ten Women’s Basketball Tournament below in this post.  For extra information leading up to Thursday’s openers, check out the Tournament Central page at BigTen.org. Also, use our Big Ten women’s scoreboard and Big Ten Women’s Basketball posts archive. And we’re collecting #B1Gtourney tweets and updates from the Big Ten Conference and all 12 teams on our Big Ten Women’s Tourney Tracker. See the bracket below and book mark this page for the tournament.