Steve Cishek of the Marlins could be the biggest name currently on the closer market, so says Jon Heyman of CBS Sports.
NL East: Lee and Cishek drawing interest on trade market →
Jon Heyman of CBSsports.com says, in fact, he wouldn't be surprised if the Nationals signed starter A.J. Burnett.
Report links Nationals to A.J. Burnett... sort of →