Voters in Colombia go to the polls for the first round in the presidential election. Opposition candidate Óscar Iván Zuluaga wins a plurality of votes and will face the incumbent Juan Manuel Santos in the second round. (Reuters)
Voters in Ukraine go to the polls for the first round of voting in the presidential election amidst ongoing violence in the east of the country with exit polls indicating that businessman Petro Poroshenko is headed for victory. (Sydney Morning Herald)(Washington Post)
Voters go to the polls to elect the members of the federal and regional parliaments, simultaneously with the European election. The country faces protracted negotiations on forming a federal government as Flemish nationalist N-VA wins in Flanders while the Socialist Party of Prime Minister Di Rupo remains the largest in Wallonia.(The Conversation)(AP via the Republic)
Jimmie Johnson wins the 2014 Coca-Cola 600, ending the longest winless stretch to begin a NASCAR Sprint Cup season he has ever had, while Kurt Busch's attempt to be the second driver ever to complete both the 600 and the Indianapolis 500 in the same day is ended by an engine failure. (ESPN)