What is Mike Gravel 2020 presidential campaign?
{{Infobox U.S. federal election campaign|campaign=[[2020 United States presidential election]] ([[2020 Democratic Party presidential primaries|Democratic primaries]])|candidate='''[[Mike Gravel]]'''<br/>[[United States Senate|U.S. Senator]] from [[Alaska]] (1969–1981) |logo=Gravel Mg web logo line two color.svg |status='''Exploratory committee formed''': March 19, 2019<br>'''Announced:''' April 2, 2019<br>'''Suspended:''' July 31, 2019 |cand_id= |affiliation=[[Democratic Party (United States)|Democratic Party]] |headquarters=[[Ardsley, New York]] |homepage={{URL|https://www.mikegravel.org/}} }} Former Senator [[Mike Gravel]] entered the [[2020 United States presidential election|2020 presidential primaries]] on March 19, 2019, with the formal formation of an exploratory committee.<ref>{{Cite web|url=http://docquery.fec.gov/pdf/127/201903199145811127/201903199145811127.pdf|title=Mike Gravel for President Exploratory Committee|date=March 19, 2019|website=FEC.gov|access-date=March 20, 2019}}</ref> Late that day, Gravel posted on [[Twitter]] that he was not entering the campaign to win, and that there would be a formal announcement in the coming days.<ref>{{Cite tweet |number=1108213980483502083 |user=MikeGravel |title=I am considering running in the 2020 Democratic primary. The goal will not be to win, but to bring a critique of American imperialism to the Democratic debate stage. The website (http://mikegravel.org ) is under construction. Official announcement will be in the coming days. |date=March 19, 2019}}</ref> He also posted attacks on other Democratic Presidential candidates [[Kamala Harris]], [[Joe Biden]] and [[Cory Booker]],<ref>{{Cite tweet |number=1108218402223607808 |user=MikeGravel |title=The 2020 Democratic field pretends to progressivism, but don't buy the lie. @KamalaHarris kept innocent men on death row. @JoeBiden voted for the Iraq War. @CoryBooker invented a drug dealer friend (and voted with Big Pharma). |date=March 19, 2019}}</ref> while praising fellow candidates [[Bernie Sanders]], [[Tuls