變更

時任市長马蒂·沃尔什其後于2021年1月7日被候任總統[[拜登]]提名為[[美國勞工部長]]<ref>{{Cite web|date=2021-01-08|title=President-elect Biden Announces Additional Key Members of His Economic and Jobs Team|url=https://buildbackbetter.gov/press-releases/president-elect-biden-announces-additional-key-members-of-his-economic-and-jobs-team/|access-date=2021-01-09|website=President-Elect Joe Biden|language=en-US|archive-date=2021-01-20|archive-url=https://web.archive.org/web/20210120010750/https://buildbackbetter.gov/press-releases/president-elect-biden-announces-additional-key-members-of-his-economic-and-jobs-team/|dead-url=no}}</ref><ref>{{Cite web|title=Two candidates are in the race to be Boston's next mayor. More might join. {{!}} Boston.com|url=https://www.boston.com/news/politics/2021/01/08/boston-mayor-race-2021-candidates|access-date=2021-01-09|website=www.boston.com|language=en-US|archive-date=2021-05-30|archive-url=https://web.archive.org/web/20210530225643/https://www.boston.com/news/politics/2021/01/08/boston-mayor-race-2021-candidates/|dead-url=no}}</ref>，使選情出現變化。1月9日，民主黨麻省参议员，前總統候選人伊丽莎白·沃伦宣佈支持吳弭出任下任市長<ref>{{Cite web|title=Endorsements: Warren Democrats|url=https://elizabethwarren.com/endorsements|access-date=2021-01-09|website=elizabethwarren.com|language=en|archive-date=2021-01-07|archive-url=https://web.archive.org/web/20210107140905/https://elizabethwarren.com/endorsements|dead-url=no}}</ref><ref name=":0">{{Cite tweet |user=ewarren |last=Warren |first=Elizabeth |number=1347952391782588419 |title=I’ve been proud to fight alongside Michelle over the last 7 years. She gets out and does the work that needs to be done to make a difference in people's lives. I’m thrilled to get on board the @WuTrain and endorse her run for Mayor of Boston. Join at http://michelleforboston.com|date=2021-01-10}}</ref>。除此之外，一些美國的政治人物，包括伊利诺州的亚裔参议员[[谭美·达克沃斯]]<ref>{{cite web|title=SANTIAGO's survey — Pandemic costs LAID BARE — DC delegation largely SILENT on WALSH|url=https://www.politico.com/newsletters/massachusetts-playbook/2021/05/19/santiagos-poll-pandemic-costs-laid-bare-washington-largely-silent-on-walsh-492903//|website=politico.com|access-date=19 May 2021|language=en|date=19 May 2021|archive-date=2021-05-19|archive-url=https://web.archive.org/web/20210519122343/https://www.politico.com/newsletters/massachusetts-playbook/2021/05/19/santiagos-poll-pandemic-costs-laid-bare-washington-largely-silent-on-walsh-492903|dead-url=no}}</ref>、前麻省省長候選人{{Link-en|Jay Gonzalez|Jay Gonzalez}}<ref>{{cite web |last1=Murray |first1=Stephanie |title=WHAT'S NEXT FOR DEMS after BIDEN win — TRAVEL advisories cause FRICTION — NURSING HOMES make up TWO-THIRDS of virus deaths |url=https://www.politico.com/newsletters/massachusetts-playbook/2020/11/09/whats-next-after-biden-win-travel-advisories-cause-frictions-nursing-homes-make-up-two-thirds-of-virus-deaths-490844 |website=POLITICO |access-date=16 May 2021 |language=en |date=9 November 2020 |archive-date=2021-05-16 |archive-url=https://web.archive.org/web/20210516043654/https://www.politico.com/newsletters/massachusetts-playbook/2020/11/09/whats-next-after-biden-win-travel-advisories-cause-frictions-nursing-homes-make-up-two-thirds-of-virus-deaths-490844 |dead-url=no }}</ref>、前[[马萨诸塞州众议院]]代表{{Link-en|Byron Rushing|Byron Rushing}}等亦表態支持吳弭。同時，她亦獲得了一些全國與地方政治團體，包括[[政治行动委员会]]{{Link-en|美國亞太勝利基金會|AAPI Victory Fund}}<ref>{{cite web |title=AAPI Victory Fund endorses Cincinnati mayoral candidate Aftab Pureval |url=https://www.americanbazaaronline.com/2021/03/22/aapi-victory-fund-endorses-cincinnati-mayoral-candidate-aftab-pureval-444645/ |website=The American Bazaar |access-date=20 April 2021 |date=23 March 2021 |archive-date=2021-03-24 |archive-url=https://web.archive.org/web/20210324230058/https://www.americanbazaaronline.com/2021/03/22/aapi-victory-fund-endorses-cincinnati-mayoral-candidate-aftab-pureval-444645/ |dead-url=no }}</ref>、马萨诸塞湾交通局工會聯盟<ref name="endorsementsboston.com1">{{cite web |last1=Gavin |first1=Christopher |title=With Boston mayoral race wide open, endorsements roll in for Wu, Campbell {{!}} Boston.com |url=https://www.boston.com/news/politics/2021/01/12/boston-mayor-race-endorsements-michelle-wu-andrea-campbell |website=www.boston.com |access-date=13 January 2021 |date=12 January 2020 |archive-date=2021-01-29 |archive-url=https://web.archive.org/web/20210129211646/https://www.boston.com/news/politics/2021/01/12/boston-mayor-race-endorsements-michelle-wu-andrea-campbell |dead-url=no }}</ref> 、飛行服務員工會<ref>{{cite web |title=JElection roundup: Looks like no Irish-American candidates for mayor this year; Wu gets a high-flying endorsement |url=https://www.universalhub.com/2021/election-roundup-no-irish-american-candidates |publisher=Universal Hub |access-date=29 April 2021 |language=en |date=28 April 2021 |archive-date=2021-04-30 |archive-url=https://web.archive.org/web/20210430232950/https://www.universalhub.com/2021/election-roundup-no-irish-american-candidates |dead-url=no }}</ref>、麻省[[塞拉俱乐部]]等支持<ref>{{cite web|title=MASSGOP FISSURES on DISPLAY — MILLIONAIRES TAX heads to BALLOT — Union HITS BAKER over HOLYOKE|url=https://www.politico.com/newsletters/massachusetts-playbook/2021/06/10/massgop-fissures-on-display-millionaires-tax-heads-to-ballot-union-hits-baker-over-holyoke-493200|website=politico.com|publisher=Politco|access-date=10 June 2021|language=en|date=10 June 2021|archive-date=2021-07-06|archive-url=https://web.archive.org/web/20210706173556/https://www.politico.com/newsletters/massachusetts-playbook/2021/06/10/massgop-fissures-on-display-millionaires-tax-heads-to-ballot-union-hits-baker-over-holyoke-493200|dead-url=no}}</ref>。直至2021年6月，在多項[[民意調查]]中皆顯示吳弭的支持率在所有候選人中領先<ref>{{cite web |author1=Stephanie Ebbert |title=Boston mayoral poll shows Michelle Wu and Kim Janey pulling ahead - The Boston Globe |url=https://www.bostonglobe.com/2021/06/29/metro/boston-mayoral-poll-shows-michelle-wu-kim-janey-pulling-ahead/ |website=BostonGlobe.com |accessdate=2021-07-08 |date=2021-06-29 |archive-date=2021-08-18 |archive-url=https://web.archive.org/web/20210818023711/https://www.bostonglobe.com/2021/06/29/metro/boston-mayoral-poll-shows-michelle-wu-kim-janey-pulling-ahead/ |dead-url=no }}</ref><ref>{{cite news |author1=Callum Borchers |title=WBUR Poll: Wu And Janey Lead Boston Mayoral Race, But Almost Half Of Voters Are Undecided |url=https://www.wbur.org/news/2021/04/14/wbur-poll-boston-mayor-candidates-issues |accessdate=2021-07-08 |work=www.wbur.org |date=2021-04-21 |language=en |archive-date=2021-08-16 |archive-url=https://web.archive.org/web/20210816133646/https://www.wbur.org/news/2021/04/14/wbur-poll-boston-mayor-candidates-issues |dead-url=no }}</ref>。