Today's links include stories on the impact of David Ortiz's injury, Joel Hanrahan's spring troubles, and an eventful weekend for Alfredo Aceves.
Over the weekend, Mariano Rivera officially announced that he would be retiring after the season. Rob Bradford wonders what it would take for former-closer Jonathan Papelbon to reach the greatness of Mo. (Rob Bradford; WEEI.com)
It wasn't a spectacularly easy road, but team USA advanced past pool play in the first round in the World Baseball Classic. (Bill Baer; Hardball Talk)
Joe Reilly tackles five questions regarding Boston's chances in 2013. (Joe Reilly; Fire Brand of the AL)
There was a brawl between Canada and Mexico in the WBC this weekend, and a certain Red Sox pitcher was involved. (Peter Abraham; Boston.com)