Trades don't happen over night in MLB, so it is important to keep tabs on players that teams have checked up on in the past.

Hyde had ruled out Rodriguez for the start of the season because of discomfort in his elbow earlier this week.

Across the league, this season's Opening Day rosters are taking shape. But for every club, there's still at least one big league job left to be won. Here's a look at how those positional battles are ...