As teams monitor their rosters this spring, there are a number of players who are taking the field with a certain level of uncertainty.
Relief pitchers are an integral part of any team's successes. They enter games in tight spots and are counted on to shut out the competition when it counts.
If that's not enough pressure, a number of pitchers in the bullpens are playing with the possibility of being pulled into a new role—starting pitcher.
As Spring Training plays out, there are a number of relief pitchers out there who may be starting pitchers who are simply biding their time before making their eventual appearance in their team's rotation.