Boston Red Sox broadcaster Lou Merloni offered a theory after learning about new trade rumors involving Nolan Arenado.

According to Jon Morosi, the Red Sox have once again re-engaged the Cardinals in trade talks involving Nolan Arenado.

MLB insider Jon Morosi reported that the Red Sox and Cardinals have been in "recent communication" regarding an Arenado trade.

However, a handful of notable free agents are still waiting to sign and some trade candidates are waiting to move. Speaking of all that, Tuesday's supply of hot-stove rumors may be found just below.