Tennessee emphasizing defense against upset-minded Oklahoma

Tennessee forward J.P Estrella knows the path for the team's success for the remainder of the Southeastern Conference regular season and beyond -- defense.

Estrella and the Volunteers, tied for third in the conference standings, host Oklahoma in their only regular-season meeting on Wednesday night in Knoxville, Tenn.

A 6-foot-11 redshirt sophomore from Scarborough, Maine, Estrella has emerged as an offensive leader, scoring the third-most points per game (9.7) and a team-leading 61.6% field-goal shooting.

However...