A broken ankle will prevent Sen. Dianne FeinsteinDianne FeinsteinOvernight Regulation: Trump repeals 'blacklisting' rule Dems delay Senate panel vote on Supreme Court nominee Dems get it wrong: 'Originalism' is mainstream, even for liberal judges MORE (D-Calif.) from attending her party's convention in Denver next week, the senator announced this afternoon.

Feinstein was walking with Rep. Ellen Tauscher (D-Calif.) on a trail in Tahoe forest Friday, the day before an environmental summit at Lake Tahoe, when she slipped and broke her ankle, the senator said.

"My doctor has advised me not to travel in the short-term, and so, regretfully, I am unable to attend what will surely be an historic convention in Denver," Feinstein said. "I was very much looking forward to chairing the California Delegation, and I offer my best wishes to California