Nick Friedell ESPN Staff Writer 

Rick Carlisle says Dirk Nowitzki is the most dedicated player he's been around in his 33 years in the NBA.

Max Olson ESPN Staff Writer 

Texas AD Mike Perrin released a statement today defending coach Tom Herman's hiring of former Baylor staffer Casey Horny. Perrin said he "spoke at length" with Horny and looked into his background before Herman hired him as a special teams quality control coach. Horny had defended Art Briles in past posts on his Twitter account, which he deleted after taking the Texas job. Perrin said that social media commentary "will not be tolerated at Texas."

Who would be the better QB for the Broncos: Romo or Siemian? (1:50)

Todd Archer ESPN Staff Writer 

Cowboys linebacker Sean Lee was added to the Pro Bowl Tuesday as a replacement for Carolina's Luke Kuechly. Lee was one of the biggest snubs at the time the Pro Bowl rosters were announced. This will be his second straight appearance and brings the total Cowboys at the all-star game to six, joining Dak Prescott, Ezekiel Elliott, Tyron Smith, Travis Frederick and Zack Martin.

Tim Heitman/USA TODAY Sports

Will Joey Gallo step up in 2017?

It's time to finally take the training wheels on Gallo off. Sure, he's going to strike out, but he will hit 30-plus homers and maybe a lot more, Tony Blengino writes. MLB players ready to improve (Insider)

Stugotz blasts Garrett for being noncommittal on Prescott (1:08)
Jerome Miron/USA TODAY Sports

Rangers among MLB's best teams

The Rangers are bringing back most of their best players that led the team to a division title last season, but their starting pitching behind Cole Hamels and Yu Darvish could be an issue. Where does Texas rank on Buster Olney's list? Top teams (Insider)

Andrew Dieb/Icon Sportwire

Dallas DB duo among top free agents-to-be

The Cowboys have a number of free agents to take care of as they head into the offseason. John Clayton ranks two of their secondary stars among his 50 best potential free agents on the market. Top free agents (Insider)

McConaughey excited with what Herman will bring to Texas (1:56)
Do the Cowboys need Romo for Prescott insurance? (2:27)