Defensive Makeover
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The Texans also added Lewis Sanders to the secondary.
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Phillip Buchanon assumes Aaron Glenn's spot at left corner.
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New d-line coach Mike London remembers facing Johnson from his days at Virginia.
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First-round pick Travis Johnson will boost the d-line rotation.
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Antwan Peek is slated to start opposite Jason Babin on the outside.
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Tom Olivadotti will oversee Greenwood's transition to the 3-4.
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Former Dolphin Morlon Greenwood will start at buc linebacker.
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The Texans have made numerous changes to their defense for 2005.
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