WASHINGTON, DC  (WSAU)  -  

Secretary of State Hillary Rodham Clinton is in a New York hospital after doctors discoved of a blood.  Medical staff at New York-Presbyterian Hospital say the clot stems from a concussion she sustained in early December.

Doctors discovered the clot during a Sunday follow-up examination.  They plan to monitor Mrs. Clinton and her medications over the next 48 hours, and watch for other issues that may be related to the concussion.