Houston Texans quarterback Ryan Fitzpatrick was carted off the field in the first half of Sunday’s game against the Indianapolis Colts with what was called a fractured left leg by multiple media outlets.

However, when asked specifically after the game if Fitzpatrick’s left leg is broken, Texans coach Bill O’Brien would neither confirm nor deny the report..

If Fitzpatrick’s leg is broken, he is expected to miss the rest of the season, leaving the offense in the hands of rookie Tom Savage. Backup quarterback Ryan Mallett, who had replaced Fitzpatrick as the Texans’ starting quarterback, is out for the season with a torn pectoral.

Fitzpatrick was injured after a 2-yard run in the second quarter. An air cast was placed on his leg before he was carted off the field.

—The San Francisco 49ers lost two running backs on Sunday.

Frank Gore was ruled out for the rest of the game after suffering a concussion in the first half.

Carlos Hyde limped off the field late in the third quarter Sunday after sustaining what appeared to be a knee injury.

— Tennessee Titans quarterback Jake Locker left Sunday’s game against the New York Jets because of an injury with 1:58 left in the first half and did not return.

Moments after throwing an incomplete pass to wide receiver Derek Hagan, Locker was drilled by Jets defensive end Quinton Coples. Locker fell hard on his left shoulder and jogged off the field after a short delay.

–NFL owners will vote in March on a proposed new playoff system that will expand from 12 teams to 14 and include reseeding, ESPN reported.

A formula that owners will discuss is that, in addition to first-round byes for the teams with the best record in the AFC and NFC, two divisional champions in each conference will be guaranteed a home game. The remaining four teams in each conference will be seeded based on win-loss record.

–Dallas Cowboys coach Jason Garrett’s job appears safe, ESPN reported.

Garrett is in the final year of his contract and the team has finished 8-8 the past three seasons.

The Cowboys, who entered Sunday at 9-4, have slowed down after a hot start but are still guaranteed to finish the season with a winning record.

According to the report, owner/general manager Jerry Jones and executive vice president Stephen Jones have been telling people they plan to retain Garrett, even if the Cowboys miss the playoffs.

–Oakland Raiders owner Mark Davis plans to make major changes to the team, according to ESPN.

Those plans include spending lots of money and overhauling the organization in an attempt to build a winning team. The changes could include firing general manager Reggie McKenzie.

The Raiders are expected to hire a new coach. Tony Sparano replaced fired coach Dennis Allen in the interim after the Raiders got off to a 0-4 start.

–Indianapolis Colts wide receiver Reggie Wayne broke the franchise’s record for games played Sunday.

Wayne, 36, played his 209th career game, breaking former teammate Peyton Manning’s record. Manning played his 208th game as a Colt in 2011.