According to Alden Gonzalez of MLB.com's Twitter page, "Livan Hernandez's agent says his client 'would be interested in returning to the Nationals.'" Hernandez's agent said the Nationals also like Hernandez.It does raise the question: should they?Hernandez got off to a strong start with the Mets in 2009, but was released after tossing 135 innings with a 5.47 ERA. Picked up by Washington, his ERA was only slightly better, at 5.36.Over the past two seasons, ...