Ukraine-U.S. RelationsPolitico: A noun, a verb and Rudy GiulianiBy POLITICO. Published Oct. 13, 2019. Updated Oct. 13 at 1:58 pm Democratic presidential candidate, former Vice President Joe Biden speaks at the Iowa Federation Labor Convention on Aug. 21, 2019 in Altoona, Iowa. Photo by AFP‘America’s mayor’ is now a punchline, fundraising tool and political shield for Joe Biden.Read more here.