DAVIE, Fla. -- Miami Dolphins running back Daniel Thomas has been ruled out of Sunday's game against the Oakland Raiders because of a concussion, leaving the team with little experience behind starter Reggie Bush.
Breer: Week 2 predictions
Can the high-flying Falcons and tough-as-nails Niners win in Week 2? Albert Breer thinks so. See who else he likes. **More ...**
Thomas was hurt in last Sunday's loss at the Houston Texans. Defensive tackle Tony McDaniel (knee) was also ruled out Friday, and receiver Anthony Armstrong (hamstring) was listed as doubtful.
Rookie Lamar Miller, a fourth-round draft pick from the University of Miami, will likely be active for the first time. Thomas' absence might also mean more carries for 258-pound rookie fullback Jorvorskie Lane.
Copyright 2012 by The Associated Press