With so much diversity, Tampa has seen repeated visits by US presidential campaigns.<br /><br />A member of a Latino outreach group for the Democratic party, citing stops in previous election cycles by Al Gore and Hillary Clinton, calls the city the "ground zero of the entire election".<br /><br />Al Jazeera's Andy Gallacher, reporting from the West Tampa Sandwich Shop, explains the ethnic and political diversity in the Republican National Convention's host city.