According to this recent report, DY goes to the DL with diabetes-related and back issues, and Ryan Zimmerman will be joining the Nationals in San Francisco starting Tuesday.

Washington Post sports writer Chico Harlan confirms the news in a "Nationals Journal" post entitled, "Young to DL, Zimmerman to return."

...And in other DL-related news, Lastings Milledge is set to begin a rehab assignment, according to MLB.com's Bill Ladson's article entitled, "Milledge to begin rehab assignment."