Colorado Buffaloes spring football news: Improving defense, 4th quarters, coaching

CU football: Leavitt demanding more from defense [BuffZone]: "Jim Leavitt has discovered this much about his new defense at Colorado: He has some talent with which to work, but his players need to put it in another gear."

Notes: McCartney adjusting to new role [Buff Stampede]: "After proving himself as a steady contributor at defensive end last fall, Derek McCartney is playing a more versatile role."

Video: MacIntyre's post-practice comments (3/2) [Buff Stampede]: "After Monday morning's practice, Mike MacIntyre talked about the strides they have been making on the defensive side of the ball."

CU football: Yuri Wright still aims to live up to high expectations [BuffZone]: "It's hard to find any evidence of cornerback Yuri Wright's contributions to the Colorado football team by simply reviewing the statistics of the past two seasons."

CU football focusing on fourth quarter in spring practices [Cu Independent]: "The Buffs are working on finishing where they failed many times last year."

Q&A with Klayton Adams [Buff Stampede]: "After CU's most recent practice, we caught up with Klayton Adams, the only Buffs assistant that coaches two different units."

CU football: Four Buffs battle for two starting spots on offensive line [BuffZone]: "There are two jobs up for grabs on the Colorado offensive line and four young men truly in the mix to fill them."