Bryce Harper and Manny Machado are the biggest stars of this free agent class, yet this edition of the Winter Meetings is nothing more than the undercard to the main event.  It could take weeks before either one of them signs with their new team.   To better understand who Harper and Machado really are and where they are headed, here is a roundtable discussion with Chelsea Janes who covers the Nationals for the Washington Post and Roch Kubatko who covers the Orioles for MASN.