DeMarco Murray rushed 22 times for 118 yards and a touchdown in Dallas' Week 1 loss to the 49ers, adding three catches for 25 yards.
ESPN Dallas says the focus on the run game is "real for the Cowboys, not just words."
Cowboys RB DeMarco Murray played three series against the Dolphins Saturday, rushing for 18 yards on six carries and adding one catch for six yards.
Coach Jason Garrett said he sees DeMarco Murray as "the leader of a committee" in the Cowboys' backfield.
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.