Former Vice President Joe BidenJoe BidenSunday shows preview: Coronavirus dominates as country struggles with delta variant Did President Biden institute a vaccine mandate for only half the nation's teachers? Democrats lean into vaccine mandates ahead of midterms MORE told reporters on Tuesday that he would have his 2020 running mate selected by the first week of the month of August, which begins on Saturday.
“I’m going to have a choice the first week in August and I promise, I’ll let you know when I do,” Biden said during a question-and-answer session with reporters in Wilmington, Del.
The presumptive Democratic presidential nominee, however, did not specify when he would publicly announce his decision.
The development comes as speculation surrounding the candidates for the position heats up.
Biden had pledged earlier this year at a Democratic primary debate against then-contender Sen. Bernie SandersBernie SandersSunday shows preview: Coronavirus dominates as country struggles with delta variant Democrats urge Biden to commute sentences of 4K people on home confinement Briahna Joy Gray: Push toward major social spending amid pandemic was 'short-lived' MORE (I-Vt.) that he would nominate a woman to be his running mate.
Sen. Kamala HarrisKamala HarrisRepublicans caught in California's recall trap Harris facilitates coin toss at Howard University football game Far-right rally draws small crowd, large police presence at Capitol MORE (D-Calif.) is seen as the favorite for the spot, but a number of others are also being considered, including Sen. Elizabeth WarrenElizabeth WarrenFederal Reserve officials' stock trading sparks ethics review Manchin keeps Washington guessing on what he wants Warren, Daines introduce bill honoring 13 killed in Kabul attack MORE (D-Mass.) and former national security adviser Susan Rice.
Biden is also considering Rep. Val DemingsValdez (Val) Venita DemingsDemocratic donors hesitant on wading into Florida midterm fights Democrats fret over Trump-district retirements ahead of midterms First polls show mixed picture on Rubio-Demings race MORE (D-Calif.) and Rep. Karen BassKaren Ruth BassDOJ announces agencywide limits on chokeholds and no-knock entries The Hill's Morning Report - Presented by AT&T - Supreme Court lets Texas abortion law stand Bass says she is 'seriously considering' running for LA mayor MORE (D-Calif.), who was seen with Biden at the Capitol last night during the public viewing for the late Rep. John LewisJohn LewisHarris, CBC put weight behind activist-led National Black Voter Day Budowsky: High stakes drama for Biden, Manchin, Sinema Stacey Abrams backs Senate Democrats' voting rights compromise MORE (D-Ga.). Atlanta Mayor Keisha Lance Bottoms (D), Michigan Gov. Gretchen Whitmer (D), New Mexico Gov. Michelle Lujan GrishamMichelle Lynn Lujan GrishamDemocrats lean into vaccine mandates ahead of midterms Hochul makes New York the 31st state to have had a female governor New Mexico indoor mask mandate returns with new vaccine requirements MORE (D), Illinois Sen. Tammy DuckworthLadda (Tammy) Tammy DuckworthTop Republican: General told senators he opposed Afghanistan withdrawal Democrats brace for battle on Biden's .5 trillion spending plan Conservation group says it will only endorse Democrats who support .5T spending plan MORE (D) and Wisconsin Sen. Tammy BaldwinTammy Suzanne BaldwinWarren, Daines introduce bill honoring 13 killed in Kabul attack This week: Democrats kick off chaotic fall with Biden's agenda at stake Bottom line MORE (D) have also been floated.
Biden had previously indicated that he might announcing his vice presidential pick by the end of July.