03 MAY 2019 - AMES, IOWA: Sen. ELIZABETH WARREN (D-MA) used a cellphone to talk about her plan to reduce student debt during her campaign appearance at Iowa State University in Ames. About 400 people attended the event. Sen. Warren is campaigning in Iowa Friday and Saturday to promote her bid to be the Democratic candidate for the US Presidency. Iowa traditionally hosts the the first selection event of the presidential election cycle. The Iowa Caucuses will be on Feb. 3, 2020              PHOTO BY JACK KURTZ