Cowboys' Dan Quinn raves about 'intense' Leighton Vander Esch ahead of training camp: 'He's on a mission' | CBS Sports Headlines Cowboys' Dan Quinn raves about 'intense' Leighton Vander Esch ahead of training camp: 'He's on a mission' In a prove-it year for LVE, he’s making a great first impression … Continue reading Cowboys' Dan Quinn raves about 'intense' Leighton Vander Esch ahead of training camp: 'He's on a mission'