88-year-old former President George H. W. Bush's fever has elevated and he's been put on a liquid diet.
The 41st president has been hospitalized since November 23rd with bronchitis and developed a fever in recent days.
Doctors at Houston's Methodist Hospital have been treating the president's fever with Tylenol but still haven't nailed down a cause. By the way, Bush is the oldest living U.S president.
Copyright 2016 Nexstar Broadcasting, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.