Sophomore Kaia Porter scored a game-high 20 points on 8-of-9 shooting and No. 3-ranked St. Thomas used a 21-0 first-half run en route to Wednesday night's 90-49 home win over St. Olaf in MIAC women's basketball play at Schoenecker Arena.

The Tommies (21-1 overall, 15-0 MIAC) made it 20 consecutive home victories and gave 14-year head coach Ruth Sinn a victory in her 400th game on the bench. Sinn's St. Thomas record moved to 320-80 (.800), including a 90-percent win clip since 2010.

St. Thomas sank 14-of-30 shots from 3-point range as it remained one game up in the conference race with three games left. Second-place Augsburg (19-3, 14-1) comes to Schoenecker Arena on Saturday.

Lucia Renikoff added 17 points and five assists, Hannah Spaulding had 14 points, and Kaylie Brazil had 13 points and five assists. The Toms trailed 16-15 before taking control and building a 55-23 halftime lead.

K'Lynn Lewis had 13 points to lead St. Olaf (8-14, 5-10).