Dalvin Cook joins the Dallas Cowboys' practice squad, bringing his talent and experience to the team.

Why it matters: Cook's addition provides depth and competition at the running back position for the Cowboys.

What's new: The Cowboys finalized a deal with Cook after considering signing him earlier in the offseason.

Yes, but: Cook's time with the New York Jets was challenging due to the team's overall performance and the absence of quarterback Aaron Rodgers.

• Cook struggled in that situation, highlighting the importance of a strong supporting cast.
• Coach Mike McCarthy acknowledges Cook's skills, describing him as a "hell of a player."

What to watch: Cook's presence on the practice squad allows him to be elevated to the gameday roster three times before being added to the 53-man roster.

• This flexibility gives the Cowboys options and allows Cook to prove himself.

What's next: Cook is ready to contribute to the team and learn from his teammates, particularly Ezekiel Elliott.

• He aims to adjust his mindset from being the primary focus to helping everyone and being productive.

The bottom line: With Cook's motivation stemming from his son, he has everything to prove and is determined to make a meaningful impact with the Cowboys.

Dalvin Cook joins the Dallas Cowboys' practice squad, bringing his talent and experience to the team.

Why it matters: Cook's addition provides depth and competition at the running back position for the Cowboys.

What's new: The Cowboys finalized a deal with Cook after considering signing him earlier in the offseason.

Yes, but: Cook's time with the New York Jets was challenging due to the team's overall performance and the absence of quarterback Aaron Rodgers.

• Cook struggled in that situation, highlighting the importance of a strong supporting cast.
• Coach Mike McCarthy acknowledges Cook's skills, describing him as a "hell of a player."

What to watch: Cook's presence on the practice squad allows him to be elevated to the gameday roster three times before being added to the 53-man roster.

• This flexibility gives the Cowboys options and allows Cook to prove himself.

What's next: Cook is ready to contribute to the team and learn from his teammates, particularly Ezekiel Elliott.

• He aims to adjust his mindset from being the primary focus to helping everyone and being productive.

The bottom line: With Cook's motivation stemming from his son, he has everything to prove and is determined to make a meaningful impact with the Cowboys.