Run, Hillary, run,  say Senate's Dem women
© Anne Wernikoff

All of the Senate's Democratic women have reportedly signed a letter throwing their support behind Hillary ClintonHillary Diane Rodham ClintonRep. John Katko: Why I became the first Republican lawmaker to support impeachment Can we protect our country — from our rulers, and ourselves? For Joe Biden, an experienced foreign policy team MORE's expected bid for president in 2016, the latest indication the former secretary of State would clear the field if she ran.

According to Capital New York, Sen. Kay HaganKay Ruthven Hagan10 under-the-radar races to watch in November The Hill's Campaign Report: Democratic Unity Taskforce unveils party platform recommendations Democrats awash with cash in battle for Senate MORE (D-N.C.) told a gathering of Democratic women hosted by EMILY's List of the letter.

“All of the Senate Democratic women have written her a letter encouraging her to run,” Hagan said at the Monday event.

Hagan said she does, indeed, support a potential Clinton presidential bid, a shift from 2008 when she avoided backing either Clinton or then-Sen. Barack ObamaBarack Hussein ObamaBiden-Harris team unveils inauguration playlist Can the GOP break its addiction to show biz? The challenge of Biden's first days: staying focused and on message MORE in the Democratic primary.

According to ABC News, the letter was organized by Sen. Barbara BoxerBarbara Levy BoxerTrump administration halting imports of cotton, tomatoes from Uighur region of China Biden inaugural committee to refund former senator's donation due to foreign agent status Questions and answers about the Electoral College challenges MORE (D-Calif.) as a "private show of support" for their former colleague.

The former secretary of State has not yet decided on a run, but Democrats expect her to enter the race and largely clear the field.

The reported letter is the latest indication that Clinton's candidacy would likely dissuade other contenders from running.

Sens. Kirsten GillibrandKirsten GillibrandDemocrats looking to speed through Senate impeachment trial With Senate at stake, Georgia is on all our minds Build trust in vaccines by investing in community workers MORE (D-N.Y.), Amy KlobucharAmy KlobucharGoogle completes Fitbit acquisition Hillicon Valley: Fringe social networks boosted after Capitol attack | Planned protests spark fears of violence in Trump's final days | Election security efforts likely to gain ground in Democrat-controlled Congress US Chamber of Commerce to stop supporting some lawmakers following the Capitol riots MORE (D-Minn.) and Elizabeth WarrenElizabeth WarrenBiden to tap Rohit Chopra to lead CFPB, Gensler for SEC chair: reports Biden tax-hike proposals face bumpy road ahead Porter loses seat on House panel overseeing financial sector MORE (D-Mass.) have all been mentioned as possible Democratic contenders, but if they've signed onto the letter, that signals they'd step aside for Clinton. 

At least one female senator, Claire McCaskillClaire Conner McCaskillFormer McCaskill aides launch PAC seeking to thwart Hawley Ex-GOP senator blasts Hawley's challenge to electoral vote count as 'highly destructive attack' Harrison seen as front-runner to take over DNC at crucial moment MORE (D-Mo.), has already announced she'd support a Clinton presidential bid, backing the pro-Clinton super-PAC Ready for Hillary.

Hagan, Clinton and Boxer's offices did not respond to a request for comment.