"Scientists recover T. rex soft tissue. 70 million-year-old fossil yields preserved blood vessels."

Could someone explain why anyone would believe that a 70 million-year-old fossil would contain "soft tissue"? See: http://www.msnbc.msn.com/id/7285683/

(The blood is wet and fresh, the tendon has elasticity, and the bone is like fresh bone).For Evangelism Resources, please visit LivingWaters.com.