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 Rodham ClintonThe Hill's 12:30 Report Trump supporters call for Kaine's son and other protesters to be prosecuted Grassley wants details on firm tied to controversial Trump dossier 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 HaganLinking repatriation to job creation Former Sen. Kay Hagan in ICU after being rushed to hospital GOP senator floats retiring over gridlock 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 ObamaCoal executive: Trump 'can't bring mining jobs back' Graham: Left is 'going insane' after Trump's win President travels again for meetings at Trump golf club in Va. MORE in the Democratic primary.

According to ABC News, the letter was organized by Sen. Barbara BoxerBarbara BoxerAnother day, another dollar for retirement advice rip-offs Carly Fiorina 'certainly looking at' Virginia Senate run Top Obama adviser signs with Hollywood talent agency: report 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 GillibrandSenators demand Pentagon action after nude photo scandal Chelsea Clinton to be honored by Variety, Lifetime Ten years later, House Dems reunite and look forward MORE (D-N.Y.), Amy KlobucharAmy KlobucharFCC: Over 12,000 callers couldn’t reach 911 during AT&T outage Live coverage: Day three of Supreme Court nominee hearing Dems land few punches on Gorsuch MORE (D-Minn.) and Elizabeth WarrenElizabeth WarrenWeek ahead: Senate panel to vote on Trump's Labor pick Dems question potential Kushner real estate deal with Chinese firm Inspector general reviewing HHS decision to halt ObamaCare ads 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 McCaskillUnder pressure, Dems hold back Gorsuch support Overnight Defense: General warns State Department cuts would hurt military | Bergdahl lawyers appeal Trump motion | Senators demand action after nude photo scandal The Hill’s Whip List: Where Dems stand on Trump’s Supreme Court nominee 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.