DeMarco Murray has been "strong and decisive" through two weeks of camp.
Cowboys COO Stephen Jones promised the team will "run the ball more" this year.
The Cowboys have not opened extension negotiations with contract-year RB DeMarco Murray.
ESPN Dallas expects DeMarco Murray to set a career-high in carries this season.
Speaking in a Monday radio interview, passing-game coordinator Scott Linehan claimed the Cowboys are going to "lean" on the run game.
ESPN's Todd Archer does not expect the Cowboys to "throw max money" at DeMarco Murray.
DeMarco Murray led all running backs (minimum 50 attempts) in yards per carry against base defenses last season.
DeMarco Murray triggered an escalator in his rookie contract, raising his 2014 base salary from $755,469 to $1.389 million.
ESPN Dallas considers DeMarco Murray "doubtful" to receive a contract extension this offseason.
The Cowboys are 11-0 when DeMarco Murray has gotten at least 20 carries in his career.
DeMarco Murray had 17 carries for 51 yards in Sunday night's Week 17 loss to the Eagles.
DeMarco Murray rushed 22 times for 96 yards with a touchdown and added three catches for 15 yards with another touchdown in Sunday's 24-23 Week 16 win at Washington.
DeMarco Murray rushed 18 times for 134 yards and a touchdown in Dallas’ stupefying Week 15 loss to the Packers, adding four catches for 19 yards.
DeMarco Murray rushed for 145 yards on 18 carries in Dallas' 45-28, Week 14 loss to the Bears on Monday night.